Home / 21,551,293.20-32,342,686.20-15,174,001.20

Finding the Fourth Proportional to 21,551,293.20, 32,342,686.20 and 15,174,001.20

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Solution

The fourth proportional to 21,551,293.20, 32,342,686.20 and 15,174,001.20 is: 22,772,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,293.20 : 32,342,686.20 = 15,174,001.20 : x
  2. Step 2: Convert to fraction form
    21,551,293.20/32,342,686.20 = 15,174,001.20/x
  3. Step 3: Cross multiply
    21,551,293.20x = 32,342,686.20 × 15,174,001.20
  4. Step 4: Simplify right side
    21,551,293.20x = 490,767,959,210,023.38
  5. Step 5: Solve for x
    x = 490,767,959,210,023.38/21,551,293.20
  6. Step 6: Final answer
    x = 22,772,088.65

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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.