Home / 42,017,484.80-62,991,235.20-17,775,027.20

Finding the Fourth Proportional to 42,017,484.80, 62,991,235.20 and 17,775,027.20

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Solution

The fourth proportional to 42,017,484.80, 62,991,235.20 and 17,775,027.20 is: 26,647,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,017,484.80 : 62,991,235.20 = 17,775,027.20 : x
  2. Step 2: Convert to fraction form
    42,017,484.80/62,991,235.20 = 17,775,027.20/x
  3. Step 3: Cross multiply
    42,017,484.80x = 62,991,235.20 × 17,775,027.20
  4. Step 4: Simplify right side
    42,017,484.80x = 1,119,670,919,041,597.50
  5. Step 5: Solve for x
    x = 1,119,670,919,041,597.50/42,017,484.80
  6. Step 6: Final answer
    x = 26,647,737.83

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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.