Home / 39,753,620.40-59,598,937.80-21,802,724.40

Finding the Fourth Proportional to 39,753,620.40, 59,598,937.80 and 21,802,724.40

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Solution

The fourth proportional to 39,753,620.40, 59,598,937.80 and 21,802,724.40 is: 32,686,814.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,753,620.40 : 59,598,937.80 = 21,802,724.40 : x
  2. Step 2: Convert to fraction form
    39,753,620.40/59,598,937.80 = 21,802,724.40/x
  3. Step 3: Cross multiply
    39,753,620.40x = 59,598,937.80 × 21,802,724.40
  4. Step 4: Simplify right side
    39,753,620.40x = 1,299,419,215,386,142.25
  5. Step 5: Solve for x
    x = 1,299,419,215,386,142.25/39,753,620.40
  6. Step 6: Final answer
    x = 32,686,814.49

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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.