Home / 20,405,573.46-30,597,731.17-7,615,560.06

Finding the Fourth Proportional to 20,405,573.46, 30,597,731.17 and 7,615,560.06

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Solution

The fourth proportional to 20,405,573.46, 30,597,731.17 and 7,615,560.06 is: 11,419,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,405,573.46 : 30,597,731.17 = 7,615,560.06 : x
  2. Step 2: Convert to fraction form
    20,405,573.46/30,597,731.17 = 7,615,560.06/x
  3. Step 3: Cross multiply
    20,405,573.46x = 30,597,731.17 × 7,615,560.06
  4. Step 4: Simplify right side
    20,405,573.46x = 233,018,859,405,830.16
  5. Step 5: Solve for x
    x = 233,018,859,405,830.16/20,405,573.46
  6. Step 6: Final answer
    x = 11,419,373.23

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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.