Home / 51,522,415.20-77,283,622.80-31,367,023.20

Finding the Fourth Proportional to 51,522,415.20, 77,283,622.80 and 31,367,023.20

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Solution

The fourth proportional to 51,522,415.20, 77,283,622.80 and 31,367,023.20 is: 47,050,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,522,415.20 : 77,283,622.80 = 31,367,023.20 : x
  2. Step 2: Convert to fraction form
    51,522,415.20/77,283,622.80 = 31,367,023.20/x
  3. Step 3: Cross multiply
    51,522,415.20x = 77,283,622.80 × 31,367,023.20
  4. Step 4: Simplify right side
    51,522,415.20x = 2,424,157,189,347,649
  5. Step 5: Solve for x
    x = 2,424,157,189,347,649/51,522,415.20
  6. Step 6: Final answer
    x = 47,050,534.80

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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.