Home / 42,135,073.50-63,202,610.34-10,222,369.50

Finding the Fourth Proportional to 42,135,073.50, 63,202,610.34 and 10,222,369.50

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Solution

The fourth proportional to 42,135,073.50, 63,202,610.34 and 10,222,369.50 is: 15,333,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,135,073.50 : 63,202,610.34 = 10,222,369.50 : x
  2. Step 2: Convert to fraction form
    42,135,073.50/63,202,610.34 = 10,222,369.50/x
  3. Step 3: Cross multiply
    42,135,073.50x = 63,202,610.34 × 10,222,369.50
  4. Step 4: Simplify right side
    42,135,073.50x = 646,080,436,260,000.62
  5. Step 5: Solve for x
    x = 646,080,436,260,000.62/42,135,073.50
  6. Step 6: Final answer
    x = 15,333,554.27

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1.5x scale

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.