Home / 7,284,874.78-10,053,811.29-5,446,148.86

Finding the Fourth Proportional to 7,284,874.78, 10,053,811.29 and 5,446,148.86

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Solution

The fourth proportional to 7,284,874.78, 10,053,811.29 and 5,446,148.86 is: 7,516,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,874.78 : 10,053,811.29 = 5,446,148.86 : x
  2. Step 2: Convert to fraction form
    7,284,874.78/10,053,811.29 = 5,446,148.86/x
  3. Step 3: Cross multiply
    7,284,874.78x = 10,053,811.29 × 5,446,148.86
  4. Step 4: Simplify right side
    7,284,874.78x = 54,754,552,895,688.62
  5. Step 5: Solve for x
    x = 54,754,552,895,688.62/7,284,874.78
  6. Step 6: Final answer
    x = 7,516,196.85

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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.