Home / 22,553,658.48-31,124,070.12-12,240,384.90

Finding the Fourth Proportional to 22,553,658.48, 31,124,070.12 and 12,240,384.90

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Solution

The fourth proportional to 22,553,658.48, 31,124,070.12 and 12,240,384.90 is: 16,891,742.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,553,658.48 : 31,124,070.12 = 12,240,384.90 : x
  2. Step 2: Convert to fraction form
    22,553,658.48/31,124,070.12 = 12,240,384.90/x
  3. Step 3: Cross multiply
    22,553,658.48x = 31,124,070.12 × 12,240,384.90
  4. Step 4: Simplify right side
    22,553,658.48x = 380,970,597,923,389.19
  5. Step 5: Solve for x
    x = 380,970,597,923,389.19/22,553,658.48
  6. Step 6: Final answer
    x = 16,891,742.79

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1.5x scale

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.