Home / 31,350,282.89-47,013,442.76-10,312,734.80

Finding the Fourth Proportional to 31,350,282.89, 47,013,442.76 and 10,312,734.80

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Solution

The fourth proportional to 31,350,282.89, 47,013,442.76 and 10,312,734.80 is: 15,465,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350,282.89 : 47,013,442.76 = 10,312,734.80 : x
  2. Step 2: Convert to fraction form
    31,350,282.89/47,013,442.76 = 10,312,734.80/x
  3. Step 3: Cross multiply
    31,350,282.89x = 47,013,442.76 × 10,312,734.80
  4. Step 4: Simplify right side
    31,350,282.89x = 484,837,166,932,229.19
  5. Step 5: Solve for x
    x = 484,837,166,932,229.19/31,350,282.89
  6. Step 6: Final answer
    x = 15,465,160.83

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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.