Home / 52,287,620.02-72,155,466.91-28,444,456.68

Finding the Fourth Proportional to 52,287,620.02, 72,155,466.91 and 28,444,456.68

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Solution

The fourth proportional to 52,287,620.02, 72,155,466.91 and 28,444,456.68 is: 39,252,562.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,287,620.02 : 72,155,466.91 = 28,444,456.68 : x
  2. Step 2: Convert to fraction form
    52,287,620.02/72,155,466.91 = 28,444,456.68/x
  3. Step 3: Cross multiply
    52,287,620.02x = 72,155,466.91 × 28,444,456.68
  4. Step 4: Simplify right side
    52,287,620.02x = 2,052,423,052,837,529.75
  5. Step 5: Solve for x
    x = 2,052,423,052,837,529.75/52,287,620.02
  6. Step 6: Final answer
    x = 39,252,562.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.