Home / 52,753,020.32-79,107,109.63-21,607,205.18

Finding the Fourth Proportional to 52,753,020.32, 79,107,109.63 and 21,607,205.18

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Solution

The fourth proportional to 52,753,020.32, 79,107,109.63 and 21,607,205.18 is: 32,401,624.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,753,020.32 : 79,107,109.63 = 21,607,205.18 : x
  2. Step 2: Convert to fraction form
    52,753,020.32/79,107,109.63 = 21,607,205.18/x
  3. Step 3: Cross multiply
    52,753,020.32x = 79,107,109.63 × 21,607,205.18
  4. Step 4: Simplify right side
    52,753,020.32x = 1,709,283,548,972,163.75
  5. Step 5: Solve for x
    x = 1,709,283,548,972,163.75/52,753,020.32
  6. Step 6: Final answer
    x = 32,401,624.37

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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.