Home / 57,638,230.20-86,431,351.76-28,480,701.52

Finding the Fourth Proportional to 57,638,230.20, 86,431,351.76 and 28,480,701.52

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Solution

The fourth proportional to 57,638,230.20, 86,431,351.76 and 28,480,701.52 is: 42,708,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,638,230.20 : 86,431,351.76 = 28,480,701.52 : x
  2. Step 2: Convert to fraction form
    57,638,230.20/86,431,351.76 = 28,480,701.52/x
  3. Step 3: Cross multiply
    57,638,230.20x = 86,431,351.76 × 28,480,701.52
  4. Step 4: Simplify right side
    57,638,230.20x = 2,461,625,531,446,687
  5. Step 5: Solve for x
    x = 2,461,625,531,446,687/57,638,230.20
  6. Step 6: Final answer
    x = 42,708,208.13

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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.