Home / 81,605,127.78-112,610,671.92-46,799,285.22

Finding the Fourth Proportional to 81,605,127.78, 112,610,671.92 and 46,799,285.22

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Solution

The fourth proportional to 81,605,127.78, 112,610,671.92 and 46,799,285.22 is: 64,580,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,605,127.78 : 112,610,671.92 = 46,799,285.22 : x
  2. Step 2: Convert to fraction form
    81,605,127.78/112,610,671.92 = 46,799,285.22/x
  3. Step 3: Cross multiply
    81,605,127.78x = 112,610,671.92 × 46,799,285.22
  4. Step 4: Simplify right side
    81,605,127.78x = 5,270,098,953,999,925
  5. Step 5: Solve for x
    x = 5,270,098,953,999,925/81,605,127.78
  6. Step 6: Final answer
    x = 64,580,487.74

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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.