Home / 5,397,901.52-8,098,270.08-1,939,990.18

Finding the Fourth Proportional to 5,397,901.52, 8,098,270.08 and 1,939,990.18

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Solution

The fourth proportional to 5,397,901.52, 8,098,270.08 and 1,939,990.18 is: 2,910,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397,901.52 : 8,098,270.08 = 1,939,990.18 : x
  2. Step 2: Convert to fraction form
    5,397,901.52/8,098,270.08 = 1,939,990.18/x
  3. Step 3: Cross multiply
    5,397,901.52x = 8,098,270.08 × 1,939,990.18
  4. Step 4: Simplify right side
    5,397,901.52x = 15,710,564,430,187.81
  5. Step 5: Solve for x
    x = 15,710,564,430,187.81/5,397,901.52
  6. Step 6: Final answer
    x = 2,910,494.82

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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.