Home / 48,387,637.80-72,581,456.70-43,908,661.80

Finding the Fourth Proportional to 48,387,637.80, 72,581,456.70 and 43,908,661.80

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Solution

The fourth proportional to 48,387,637.80, 72,581,456.70 and 43,908,661.80 is: 65,862,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,637.80 : 72,581,456.70 = 43,908,661.80 : x
  2. Step 2: Convert to fraction form
    48,387,637.80/72,581,456.70 = 43,908,661.80/x
  3. Step 3: Cross multiply
    48,387,637.80x = 72,581,456.70 × 43,908,661.80
  4. Step 4: Simplify right side
    48,387,637.80x = 3,186,954,635,191,644
  5. Step 5: Solve for x
    x = 3,186,954,635,191,644/48,387,637.80
  6. Step 6: Final answer
    x = 65,862,992.70

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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.