Home / 6,309,482.40-9,464,223.60-3,115,101.60

Finding the Fourth Proportional to 6,309,482.40, 9,464,223.60 and 3,115,101.60

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Solution

The fourth proportional to 6,309,482.40, 9,464,223.60 and 3,115,101.60 is: 4,672,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309,482.40 : 9,464,223.60 = 3,115,101.60 : x
  2. Step 2: Convert to fraction form
    6,309,482.40/9,464,223.60 = 3,115,101.60/x
  3. Step 3: Cross multiply
    6,309,482.40x = 9,464,223.60 × 3,115,101.60
  4. Step 4: Simplify right side
    6,309,482.40x = 29,482,018,079,117.76
  5. Step 5: Solve for x
    x = 29,482,018,079,117.76/6,309,482.40
  6. Step 6: Final answer
    x = 4,672,652.40

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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.