Home / 15,238,511.68-22,857,703.26-5,520,846.40

Finding the Fourth Proportional to 15,238,511.68, 22,857,703.26 and 5,520,846.40

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Solution

The fourth proportional to 15,238,511.68, 22,857,703.26 and 5,520,846.40 is: 8,281,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238,511.68 : 22,857,703.26 = 5,520,846.40 : x
  2. Step 2: Convert to fraction form
    15,238,511.68/22,857,703.26 = 5,520,846.40/x
  3. Step 3: Cross multiply
    15,238,511.68x = 22,857,703.26 × 5,520,846.40
  4. Step 4: Simplify right side
    15,238,511.68x = 126,193,868,755,239.28
  5. Step 5: Solve for x
    x = 126,193,868,755,239.28/15,238,511.68
  6. Step 6: Final answer
    x = 8,281,246.32

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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.