Home / 21,721,939.40-32,582,909.10-6,576,624.20

Finding the Fourth Proportional to 21,721,939.40, 32,582,909.10 and 6,576,624.20

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Solution

The fourth proportional to 21,721,939.40, 32,582,909.10 and 6,576,624.20 is: 9,864,936.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,721,939.40 : 32,582,909.10 = 6,576,624.20 : x
  2. Step 2: Convert to fraction form
    21,721,939.40/32,582,909.10 = 6,576,624.20/x
  3. Step 3: Cross multiply
    21,721,939.40x = 32,582,909.10 × 6,576,624.20
  4. Step 4: Simplify right side
    21,721,939.40x = 214,285,548,493,460.25
  5. Step 5: Solve for x
    x = 214,285,548,493,460.25/21,721,939.40
  6. Step 6: Final answer
    x = 9,864,936.30

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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.