Home / 72,732,662.30-100,373,422.05-41,369,905.47

Finding the Fourth Proportional to 72,732,662.30, 100,373,422.05 and 41,369,905.47

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Solution

The fourth proportional to 72,732,662.30, 100,373,422.05 and 41,369,905.47 is: 57,091,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,732,662.30 : 100,373,422.05 = 41,369,905.47 : x
  2. Step 2: Convert to fraction form
    72,732,662.30/100,373,422.05 = 41,369,905.47/x
  3. Step 3: Cross multiply
    72,732,662.30x = 100,373,422.05 × 41,369,905.47
  4. Step 4: Simplify right side
    72,732,662.30x = 4,152,438,982,285,314
  5. Step 5: Solve for x
    x = 4,152,438,982,285,314/72,732,662.30
  6. Step 6: Final answer
    x = 57,091,805.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.