Home / 55,363,067.20-83,044,600.80-52,174,421.20

Finding the Fourth Proportional to 55,363,067.20, 83,044,600.80 and 52,174,421.20

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Solution

The fourth proportional to 55,363,067.20, 83,044,600.80 and 52,174,421.20 is: 78,261,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,363,067.20 : 83,044,600.80 = 52,174,421.20 : x
  2. Step 2: Convert to fraction form
    55,363,067.20/83,044,600.80 = 52,174,421.20/x
  3. Step 3: Cross multiply
    55,363,067.20x = 83,044,600.80 × 52,174,421.20
  4. Step 4: Simplify right side
    55,363,067.20x = 4,332,803,980,525,057
  5. Step 5: Solve for x
    x = 4,332,803,980,525,057/55,363,067.20
  6. Step 6: Final answer
    x = 78,261,631.80

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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.