Home / 89,636,839.22-123,704,111.04-54,836,200.10

Finding the Fourth Proportional to 89,636,839.22, 123,704,111.04 and 54,836,200.10

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Solution

The fourth proportional to 89,636,839.22, 123,704,111.04 and 54,836,200.10 is: 75,677,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,636,839.22 : 123,704,111.04 = 54,836,200.10 : x
  2. Step 2: Convert to fraction form
    89,636,839.22/123,704,111.04 = 54,836,200.10/x
  3. Step 3: Cross multiply
    89,636,839.22x = 123,704,111.04 × 54,836,200.10
  4. Step 4: Simplify right side
    89,636,839.22x = 6,783,463,386,182,060
  5. Step 5: Solve for x
    x = 6,783,463,386,182,060/89,636,839.22
  6. Step 6: Final answer
    x = 75,677,181.90

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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.