Home / 31,740,147.42-47,610,811.85-9,021,635.16

Finding the Fourth Proportional to 31,740,147.42, 47,610,811.85 and 9,021,635.16

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Solution

The fourth proportional to 31,740,147.42, 47,610,811.85 and 9,021,635.16 is: 13,532,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,740,147.42 : 47,610,811.85 = 9,021,635.16 : x
  2. Step 2: Convert to fraction form
    31,740,147.42/47,610,811.85 = 9,021,635.16/x
  3. Step 3: Cross multiply
    31,740,147.42x = 47,610,811.85 × 9,021,635.16
  4. Step 4: Simplify right side
    31,740,147.42x = 429,527,374,277,013.44
  5. Step 5: Solve for x
    x = 429,527,374,277,013.44/31,740,147.42
  6. Step 6: Final answer
    x = 13,532,620.65

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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.