Home / 9,280,042.96-13,915,564.08-5,443,119.16

Finding the Fourth Proportional to 9,280,042.96, 13,915,564.08 and 5,443,119.16

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Solution

The fourth proportional to 9,280,042.96, 13,915,564.08 and 5,443,119.16 is: 8,162,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280,042.96 : 13,915,564.08 = 5,443,119.16 : x
  2. Step 2: Convert to fraction form
    9,280,042.96/13,915,564.08 = 5,443,119.16/x
  3. Step 3: Cross multiply
    9,280,042.96x = 13,915,564.08 × 5,443,119.16
  4. Step 4: Simplify right side
    9,280,042.96x = 75,744,073,466,055.78
  5. Step 5: Solve for x
    x = 75,744,073,466,055.78/9,280,042.96
  6. Step 6: Final answer
    x = 8,162,039.10

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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.