Home / 55,363,081.20-83,044,621.80-52,174,435.20

Finding the Fourth Proportional to 55,363,081.20, 83,044,621.80 and 52,174,435.20

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Solution

The fourth proportional to 55,363,081.20, 83,044,621.80 and 52,174,435.20 is: 78,261,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,363,081.20 : 83,044,621.80 = 52,174,435.20 : x
  2. Step 2: Convert to fraction form
    55,363,081.20/83,044,621.80 = 52,174,435.20/x
  3. Step 3: Cross multiply
    55,363,081.20x = 83,044,621.80 × 52,174,435.20
  4. Step 4: Simplify right side
    55,363,081.20x = 4,332,806,238,812,607.50
  5. Step 5: Solve for x
    x = 4,332,806,238,812,607.50/55,363,081.20
  6. Step 6: Final answer
    x = 78,261,652.80

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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.