Home / 30,607,310.80-42,236,469.96-17,553,895.12

Finding the Fourth Proportional to 30,607,310.80, 42,236,469.96 and 17,553,895.12

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Solution

The fourth proportional to 30,607,310.80, 42,236,469.96 and 17,553,895.12 is: 24,223,446.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,607,310.80 : 42,236,469.96 = 17,553,895.12 : x
  2. Step 2: Convert to fraction form
    30,607,310.80/42,236,469.96 = 17,553,895.12/x
  3. Step 3: Cross multiply
    30,607,310.80x = 42,236,469.96 × 17,553,895.12
  4. Step 4: Simplify right side
    30,607,310.80x = 741,414,563,916,870.62
  5. Step 5: Solve for x
    x = 741,414,563,916,870.62/30,607,310.80
  6. Step 6: Final answer
    x = 24,223,446.77

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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.