Home / 16,766,086.32-23,123,666.16-11,257,801.20

Finding the Fourth Proportional to 16,766,086.32, 23,123,666.16 and 11,257,801.20

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Solution

The fourth proportional to 16,766,086.32, 23,123,666.16 and 11,257,801.20 is: 15,526,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766,086.32 : 23,123,666.16 = 11,257,801.20 : x
  2. Step 2: Convert to fraction form
    16,766,086.32/23,123,666.16 = 11,257,801.20/x
  3. Step 3: Cross multiply
    16,766,086.32x = 23,123,666.16 × 11,257,801.20
  4. Step 4: Simplify right side
    16,766,086.32x = 260,321,636,644,447.38
  5. Step 5: Solve for x
    x = 260,321,636,644,447.38/16,766,086.32
  6. Step 6: Final answer
    x = 15,526,678.78

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1.5x scale

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.