Home / 28,728,052.20-43,092,078.30-9,559,434.60

Finding the Fourth Proportional to 28,728,052.20, 43,092,078.30 and 9,559,434.60

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Solution

The fourth proportional to 28,728,052.20, 43,092,078.30 and 9,559,434.60 is: 14,339,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,052.20 : 43,092,078.30 = 9,559,434.60 : x
  2. Step 2: Convert to fraction form
    28,728,052.20/43,092,078.30 = 9,559,434.60/x
  3. Step 3: Cross multiply
    28,728,052.20x = 43,092,078.30 × 9,559,434.60
  4. Step 4: Simplify right side
    28,728,052.20x = 411,935,904,286,929.12
  5. Step 5: Solve for x
    x = 411,935,904,286,929.12/28,728,052.20
  6. Step 6: Final answer
    x = 14,339,151.90

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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.