Home / 58,724,989.48-88,088,371.98-20,387,721.88

Finding the Fourth Proportional to 58,724,989.48, 88,088,371.98 and 20,387,721.88

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Solution

The fourth proportional to 58,724,989.48, 88,088,371.98 and 20,387,721.88 is: 30,581,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,724,989.48 : 88,088,371.98 = 20,387,721.88 : x
  2. Step 2: Convert to fraction form
    58,724,989.48/88,088,371.98 = 20,387,721.88/x
  3. Step 3: Cross multiply
    58,724,989.48x = 88,088,371.98 × 20,387,721.88
  4. Step 4: Simplify right side
    58,724,989.48x = 1,795,921,228,790,225
  5. Step 5: Solve for x
    x = 1,795,921,228,790,225/58,724,989.48
  6. Step 6: Final answer
    x = 30,581,891.03

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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.