Home / 10,258,416.10-15,387,624.15-10,109,116.90

Finding the Fourth Proportional to 10,258,416.10, 15,387,624.15 and 10,109,116.90

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Solution

The fourth proportional to 10,258,416.10, 15,387,624.15 and 10,109,116.90 is: 15,163,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258,416.10 : 15,387,624.15 = 10,109,116.90 : x
  2. Step 2: Convert to fraction form
    10,258,416.10/15,387,624.15 = 10,109,116.90/x
  3. Step 3: Cross multiply
    10,258,416.10x = 15,387,624.15 × 10,109,116.90
  4. Step 4: Simplify right side
    10,258,416.10x = 155,555,291,345,613.16
  5. Step 5: Solve for x
    x = 155,555,291,345,613.16/10,258,416.10
  6. Step 6: Final answer
    x = 15,163,675.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.