Home / 14,758,089.38-20,372,693.91-9,533,644.90

Finding the Fourth Proportional to 14,758,089.38, 20,372,693.91 and 9,533,644.90

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Solution

The fourth proportional to 14,758,089.38, 20,372,693.91 and 9,533,644.90 is: 13,160,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758,089.38 : 20,372,693.91 = 9,533,644.90 : x
  2. Step 2: Convert to fraction form
    14,758,089.38/20,372,693.91 = 9,533,644.90/x
  3. Step 3: Cross multiply
    14,758,089.38x = 20,372,693.91 × 9,533,644.90
  4. Step 4: Simplify right side
    14,758,089.38x = 194,226,029,244,800.88
  5. Step 5: Solve for x
    x = 194,226,029,244,800.88/14,758,089.38
  6. Step 6: Final answer
    x = 13,160,648.66

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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.