Home / 30,521,186.90-45,834,924.45-16,172,279.90

Finding the Fourth Proportional to 30,521,186.90, 45,834,924.45 and 16,172,279.90

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Solution

The fourth proportional to 30,521,186.90, 45,834,924.45 and 16,172,279.90 is: 24,286,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,521,186.90 : 45,834,924.45 = 16,172,279.90 : x
  2. Step 2: Convert to fraction form
    30,521,186.90/45,834,924.45 = 16,172,279.90/x
  3. Step 3: Cross multiply
    30,521,186.90x = 45,834,924.45 × 16,172,279.90
  4. Step 4: Simplify right side
    30,521,186.90x = 741,255,227,400,753.62
  5. Step 5: Solve for x
    x = 741,255,227,400,753.62/30,521,186.90
  6. Step 6: Final answer
    x = 24,286,579.35

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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.