Home / 42,124,158.60-63,060,266.70-39,632,728.20

Finding the Fourth Proportional to 42,124,158.60, 63,060,266.70 and 39,632,728.20

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Solution

The fourth proportional to 42,124,158.60, 63,060,266.70 and 39,632,728.20 is: 59,330,571.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,158.60 : 63,060,266.70 = 39,632,728.20 : x
  2. Step 2: Convert to fraction form
    42,124,158.60/63,060,266.70 = 39,632,728.20/x
  3. Step 3: Cross multiply
    42,124,158.60x = 63,060,266.70 × 39,632,728.20
  4. Step 4: Simplify right side
    42,124,158.60x = 2,499,250,410,340,611
  5. Step 5: Solve for x
    x = 2,499,250,410,340,611/42,124,158.60
  6. Step 6: Final answer
    x = 59,330,571.66

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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.