Home / 67,649,647.11-101,441,403.09-47,189,168.61

Finding the Fourth Proportional to 67,649,647.11, 101,441,403.09 and 47,189,168.61

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Solution

The fourth proportional to 67,649,647.11, 101,441,403.09 and 47,189,168.61 is: 70,760,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,649,647.11 : 101,441,403.09 = 47,189,168.61 : x
  2. Step 2: Convert to fraction form
    67,649,647.11/101,441,403.09 = 47,189,168.61/x
  3. Step 3: Cross multiply
    67,649,647.11x = 101,441,403.09 × 47,189,168.61
  4. Step 4: Simplify right side
    67,649,647.11x = 4,786,935,474,448,985
  5. Step 5: Solve for x
    x = 4,786,935,474,448,985/67,649,647.11
  6. Step 6: Final answer
    x = 70,760,686.55

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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.