Home / 81,569,237.76-112,552,377.12-46,755,522

Finding the Fourth Proportional to 81,569,237.76, 112,552,377.12 and 46,755,522

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Solution

The fourth proportional to 81,569,237.76, 112,552,377.12 and 46,755,522 is: 64,515,070.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,569,237.76 : 112,552,377.12 = 46,755,522 : x
  2. Step 2: Convert to fraction form
    81,569,237.76/112,552,377.12 = 46,755,522/x
  3. Step 3: Cross multiply
    81,569,237.76x = 112,552,377.12 × 46,755,522
  4. Step 4: Simplify right side
    81,569,237.76x = 5,262,445,144,586,457
  5. Step 5: Solve for x
    x = 5,262,445,144,586,457/81,569,237.76
  6. Step 6: Final answer
    x = 64,515,070.74

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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.