Home / 89,011,340.10-133,517,010.15-54,573,963.30

Finding the Fourth Proportional to 89,011,340.10, 133,517,010.15 and 54,573,963.30

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Solution

The fourth proportional to 89,011,340.10, 133,517,010.15 and 54,573,963.30 is: 81,860,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,011,340.10 : 133,517,010.15 = 54,573,963.30 : x
  2. Step 2: Convert to fraction form
    89,011,340.10/133,517,010.15 = 54,573,963.30/x
  3. Step 3: Cross multiply
    89,011,340.10x = 133,517,010.15 × 54,573,963.30
  4. Step 4: Simplify right side
    89,011,340.10x = 7,286,552,411,851,827
  5. Step 5: Solve for x
    x = 7,286,552,411,851,827/89,011,340.10
  6. Step 6: Final answer
    x = 81,860,944.95

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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.