Home / 37,836,545.16-52,214,431.78-20,432,889.86

Finding the Fourth Proportional to 37,836,545.16, 52,214,431.78 and 20,432,889.86

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Solution

The fourth proportional to 37,836,545.16, 52,214,431.78 and 20,432,889.86 is: 28,197,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,836,545.16 : 52,214,431.78 = 20,432,889.86 : x
  2. Step 2: Convert to fraction form
    37,836,545.16/52,214,431.78 = 20,432,889.86/x
  3. Step 3: Cross multiply
    37,836,545.16x = 52,214,431.78 × 20,432,889.86
  4. Step 4: Simplify right side
    37,836,545.16x = 1,066,891,733,663,223.75
  5. Step 5: Solve for x
    x = 1,066,891,733,663,223.75/37,836,545.16
  6. Step 6: Final answer
    x = 28,197,387.71

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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.