Home / 31,895,510.40-47,843,265.60-18,234,633.60

Finding the Fourth Proportional to 31,895,510.40, 47,843,265.60 and 18,234,633.60

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Solution

The fourth proportional to 31,895,510.40, 47,843,265.60 and 18,234,633.60 is: 27,351,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,895,510.40 : 47,843,265.60 = 18,234,633.60 : x
  2. Step 2: Convert to fraction form
    31,895,510.40/47,843,265.60 = 18,234,633.60/x
  3. Step 3: Cross multiply
    31,895,510.40x = 47,843,265.60 × 18,234,633.60
  4. Step 4: Simplify right side
    31,895,510.40x = 872,404,418,443,484.25
  5. Step 5: Solve for x
    x = 872,404,418,443,484.25/31,895,510.40
  6. Step 6: Final answer
    x = 27,351,950.40

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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.