Home / 69,790,381.76-96,312,414.72-38,852,642.24

Finding the Fourth Proportional to 69,790,381.76, 96,312,414.72 and 38,852,642.24

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Solution

The fourth proportional to 69,790,381.76, 96,312,414.72 and 38,852,642.24 is: 53,617,585.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,790,381.76 : 96,312,414.72 = 38,852,642.24 : x
  2. Step 2: Convert to fraction form
    69,790,381.76/96,312,414.72 = 38,852,642.24/x
  3. Step 3: Cross multiply
    69,790,381.76x = 96,312,414.72 × 38,852,642.24
  4. Step 4: Simplify right side
    69,790,381.76x = 3,741,991,792,386,670
  5. Step 5: Solve for x
    x = 3,741,991,792,386,670/69,790,381.76
  6. Step 6: Final answer
    x = 53,617,585.95

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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.