Home / 20,524,041.28-30,796,684.80-14,890,761.28

Finding the Fourth Proportional to 20,524,041.28, 30,796,684.80 and 14,890,761.28

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Solution

The fourth proportional to 20,524,041.28, 30,796,684.80 and 14,890,761.28 is: 22,343,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,524,041.28 : 30,796,684.80 = 14,890,761.28 : x
  2. Step 2: Convert to fraction form
    20,524,041.28/30,796,684.80 = 14,890,761.28/x
  3. Step 3: Cross multiply
    20,524,041.28x = 30,796,684.80 × 14,890,761.28
  4. Step 4: Simplify right side
    20,524,041.28x = 458,586,081,572,204.56
  5. Step 5: Solve for x
    x = 458,586,081,572,204.56/20,524,041.28
  6. Step 6: Final answer
    x = 22,343,849.11

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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.