Home / 28,728,044.20-43,092,066.30-9,559,426.60

Finding the Fourth Proportional to 28,728,044.20, 43,092,066.30 and 9,559,426.60

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Solution

The fourth proportional to 28,728,044.20, 43,092,066.30 and 9,559,426.60 is: 14,339,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,044.20 : 43,092,066.30 = 9,559,426.60 : x
  2. Step 2: Convert to fraction form
    28,728,044.20/43,092,066.30 = 9,559,426.60/x
  3. Step 3: Cross multiply
    28,728,044.20x = 43,092,066.30 × 9,559,426.60
  4. Step 4: Simplify right side
    28,728,044.20x = 411,935,444,837,183.56
  5. Step 5: Solve for x
    x = 411,935,444,837,183.56/28,728,044.20
  6. Step 6: Final answer
    x = 14,339,139.90

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1.5x scale

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.