Home / 14,258,561.60-21,387,842.40-10,432,186.40

Finding the Fourth Proportional to 14,258,561.60, 21,387,842.40 and 10,432,186.40

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Solution

The fourth proportional to 14,258,561.60, 21,387,842.40 and 10,432,186.40 is: 15,648,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,561.60 : 21,387,842.40 = 10,432,186.40 : x
  2. Step 2: Convert to fraction form
    14,258,561.60/21,387,842.40 = 10,432,186.40/x
  3. Step 3: Cross multiply
    14,258,561.60x = 21,387,842.40 × 10,432,186.40
  4. Step 4: Simplify right side
    14,258,561.60x = 223,121,958,610,623.34
  5. Step 5: Solve for x
    x = 223,121,958,610,623.34/14,258,561.60
  6. Step 6: Final answer
    x = 15,648,279.60

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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.