Home / 54,438,191.40-81,657,287.10-27,228,412.20

Finding the Fourth Proportional to 54,438,191.40, 81,657,287.10 and 27,228,412.20

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Solution

The fourth proportional to 54,438,191.40, 81,657,287.10 and 27,228,412.20 is: 40,842,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,191.40 : 81,657,287.10 = 27,228,412.20 : x
  2. Step 2: Convert to fraction form
    54,438,191.40/81,657,287.10 = 27,228,412.20/x
  3. Step 3: Cross multiply
    54,438,191.40x = 81,657,287.10 × 27,228,412.20
  4. Step 4: Simplify right side
    54,438,191.40x = 2,223,398,272,292,542.50
  5. Step 5: Solve for x
    x = 2,223,398,272,292,542.50/54,438,191.40
  6. Step 6: Final answer
    x = 40,842,618.30

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1.5x scale

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.