Home / 57,465,309.20-86,197,963.80-52,174,518.80

Finding the Fourth Proportional to 57,465,309.20, 86,197,963.80 and 52,174,518.80

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Solution

The fourth proportional to 57,465,309.20, 86,197,963.80 and 52,174,518.80 is: 78,261,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,465,309.20 : 86,197,963.80 = 52,174,518.80 : x
  2. Step 2: Convert to fraction form
    57,465,309.20/86,197,963.80 = 52,174,518.80/x
  3. Step 3: Cross multiply
    57,465,309.20x = 86,197,963.80 × 52,174,518.80
  4. Step 4: Simplify right side
    57,465,309.20x = 4,497,337,282,804,819
  5. Step 5: Solve for x
    x = 4,497,337,282,804,819/57,465,309.20
  6. Step 6: Final answer
    x = 78,261,778.20

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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.