Home / 28,900,939.84-43,349,229.68-9,204,270.64

Finding the Fourth Proportional to 28,900,939.84, 43,349,229.68 and 9,204,270.64

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Solution

The fourth proportional to 28,900,939.84, 43,349,229.68 and 9,204,270.64 is: 13,805,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900,939.84 : 43,349,229.68 = 9,204,270.64 : x
  2. Step 2: Convert to fraction form
    28,900,939.84/43,349,229.68 = 9,204,270.64/x
  3. Step 3: Cross multiply
    28,900,939.84x = 43,349,229.68 × 9,204,270.64
  4. Step 4: Simplify right side
    28,900,939.84x = 398,998,041,855,846.12
  5. Step 5: Solve for x
    x = 398,998,041,855,846.12/28,900,939.84
  6. Step 6: Final answer
    x = 13,805,711.65

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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.