Home / 69,354,225.10-95,708,828.88-38,416,387.28

Finding the Fourth Proportional to 69,354,225.10, 95,708,828.88 and 38,416,387.28

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Solution

The fourth proportional to 69,354,225.10, 95,708,828.88 and 38,416,387.28 is: 53,014,613.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,354,225.10 : 95,708,828.88 = 38,416,387.28 : x
  2. Step 2: Convert to fraction form
    69,354,225.10/95,708,828.88 = 38,416,387.28/x
  3. Step 3: Cross multiply
    69,354,225.10x = 95,708,828.88 × 38,416,387.28
  4. Step 4: Simplify right side
    69,354,225.10x = 3,676,787,436,369,328.50
  5. Step 5: Solve for x
    x = 3,676,787,436,369,328.50/69,354,225.10
  6. Step 6: Final answer
    x = 53,014,613.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.