Home / 31,071,473.90-46,593,704.42-8,908,735.76

Finding the Fourth Proportional to 31,071,473.90, 46,593,704.42 and 8,908,735.76

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Solution

The fourth proportional to 31,071,473.90, 46,593,704.42 and 8,908,735.76 is: 13,359,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,071,473.90 : 46,593,704.42 = 8,908,735.76 : x
  2. Step 2: Convert to fraction form
    31,071,473.90/46,593,704.42 = 8,908,735.76/x
  3. Step 3: Cross multiply
    31,071,473.90x = 46,593,704.42 × 8,908,735.76
  4. Step 4: Simplify right side
    31,071,473.90x = 415,091,000,479,811.88
  5. Step 5: Solve for x
    x = 415,091,000,479,811.88/31,071,473.90
  6. Step 6: Final answer
    x = 13,359,231.10

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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.