Home / 21,979,432.14-32,974,171.02-7,602,487.80

Finding the Fourth Proportional to 21,979,432.14, 32,974,171.02 and 7,602,487.80

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Solution

The fourth proportional to 21,979,432.14, 32,974,171.02 and 7,602,487.80 is: 11,405,469.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,979,432.14 : 32,974,171.02 = 7,602,487.80 : x
  2. Step 2: Convert to fraction form
    21,979,432.14/32,974,171.02 = 7,602,487.80/x
  3. Step 3: Cross multiply
    21,979,432.14x = 32,974,171.02 × 7,602,487.80
  4. Step 4: Simplify right side
    21,979,432.14x = 250,685,732,894,663.53
  5. Step 5: Solve for x
    x = 250,685,732,894,663.53/21,979,432.14
  6. Step 6: Final answer
    x = 11,405,469.04

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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.