Home / 54,538,400.20-81,807,600.30-34,131,065.80

Finding the Fourth Proportional to 54,538,400.20, 81,807,600.30 and 34,131,065.80

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Solution

The fourth proportional to 54,538,400.20, 81,807,600.30 and 34,131,065.80 is: 51,196,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,538,400.20 : 81,807,600.30 = 34,131,065.80 : x
  2. Step 2: Convert to fraction form
    54,538,400.20/81,807,600.30 = 34,131,065.80/x
  3. Step 3: Cross multiply
    54,538,400.20x = 81,807,600.30 × 34,131,065.80
  4. Step 4: Simplify right side
    54,538,400.20x = 2,792,180,588,779,399.50
  5. Step 5: Solve for x
    x = 2,792,180,588,779,399.50/54,538,400.20
  6. Step 6: Final answer
    x = 51,196,598.70

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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.