Home / 21,930,068.12-32,913,997.83-15,203,206.04

Finding the Fourth Proportional to 21,930,068.12, 32,913,997.83 and 15,203,206.04

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Solution

The fourth proportional to 21,930,068.12, 32,913,997.83 and 15,203,206.04 is: 22,817,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,930,068.12 : 32,913,997.83 = 15,203,206.04 : x
  2. Step 2: Convert to fraction form
    21,930,068.12/32,913,997.83 = 15,203,206.04/x
  3. Step 3: Cross multiply
    21,930,068.12x = 32,913,997.83 × 15,203,206.04
  4. Step 4: Simplify right side
    21,930,068.12x = 500,398,290,445,032.88
  5. Step 5: Solve for x
    x = 500,398,290,445,032.88/21,930,068.12
  6. Step 6: Final answer
    x = 22,817,908.63

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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.