Home / 52,753,019.32-79,107,108.13-21,607,204.18

Finding the Fourth Proportional to 52,753,019.32, 79,107,108.13 and 21,607,204.18

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Solution

The fourth proportional to 52,753,019.32, 79,107,108.13 and 21,607,204.18 is: 32,401,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,753,019.32 : 79,107,108.13 = 21,607,204.18 : x
  2. Step 2: Convert to fraction form
    52,753,019.32/79,107,108.13 = 21,607,204.18/x
  3. Step 3: Cross multiply
    52,753,019.32x = 79,107,108.13 × 21,607,204.18
  4. Step 4: Simplify right side
    52,753,019.32x = 1,709,283,437,454,247.75
  5. Step 5: Solve for x
    x = 1,709,283,437,454,247.75/52,753,019.32
  6. Step 6: Final answer
    x = 32,401,622.87

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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.