Home / 31,935,335.16-47,902,311.06-8,905,655.16

Finding the Fourth Proportional to 31,935,335.16, 47,902,311.06 and 8,905,655.16

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Solution

The fourth proportional to 31,935,335.16, 47,902,311.06 and 8,905,655.16 is: 13,358,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935,335.16 : 47,902,311.06 = 8,905,655.16 : x
  2. Step 2: Convert to fraction form
    31,935,335.16/47,902,311.06 = 8,905,655.16/x
  3. Step 3: Cross multiply
    31,935,335.16x = 47,902,311.06 × 8,905,655.16
  4. Step 4: Simplify right side
    31,935,335.16x = 426,601,463,667,414.12
  5. Step 5: Solve for x
    x = 426,601,463,667,414.12/31,935,335.16
  6. Step 6: Final answer
    x = 13,358,289.85

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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.