Home / 20,814,159.54-31,221,064.17-16,269,031.38

Finding the Fourth Proportional to 20,814,159.54, 31,221,064.17 and 16,269,031.38

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Solution

The fourth proportional to 20,814,159.54, 31,221,064.17 and 16,269,031.38 is: 24,403,410.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,814,159.54 : 31,221,064.17 = 16,269,031.38 : x
  2. Step 2: Convert to fraction form
    20,814,159.54/31,221,064.17 = 16,269,031.38/x
  3. Step 3: Cross multiply
    20,814,159.54x = 31,221,064.17 × 16,269,031.38
  4. Step 4: Simplify right side
    20,814,159.54x = 507,936,472,698,723.69
  5. Step 5: Solve for x
    x = 507,936,472,698,723.69/20,814,159.54
  6. Step 6: Final answer
    x = 24,403,410.17

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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.