Home / 51,840,014.40-77,760,021.60-29,121,652.80

Finding the Fourth Proportional to 51,840,014.40, 77,760,021.60 and 29,121,652.80

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Solution

The fourth proportional to 51,840,014.40, 77,760,021.60 and 29,121,652.80 is: 43,682,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,840,014.40 : 77,760,021.60 = 29,121,652.80 : x
  2. Step 2: Convert to fraction form
    51,840,014.40/77,760,021.60 = 29,121,652.80/x
  3. Step 3: Cross multiply
    51,840,014.40x = 77,760,021.60 × 29,121,652.80
  4. Step 4: Simplify right side
    51,840,014.40x = 2,264,500,350,755,700.50
  5. Step 5: Solve for x
    x = 2,264,500,350,755,700.50/51,840,014.40
  6. Step 6: Final answer
    x = 43,682,479.20

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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.