Home / 54,134,655.85-81,169,555.02-17,230,605.49

Finding the Fourth Proportional to 54,134,655.85, 81,169,555.02 and 17,230,605.49

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Solution

The fourth proportional to 54,134,655.85, 81,169,555.02 and 17,230,605.49 is: 25,835,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,134,655.85 : 81,169,555.02 = 17,230,605.49 : x
  2. Step 2: Convert to fraction form
    54,134,655.85/81,169,555.02 = 17,230,605.49/x
  3. Step 3: Cross multiply
    54,134,655.85x = 81,169,555.02 × 17,230,605.49
  4. Step 4: Simplify right side
    54,134,655.85x = 1,398,600,580,348,468.75
  5. Step 5: Solve for x
    x = 1,398,600,580,348,468.75/54,134,655.85
  6. Step 6: Final answer
    x = 25,835,586.44

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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.