Home / 31,509,000.10-47,263,500.15-7,574,472.10

Finding the Fourth Proportional to 31,509,000.10, 47,263,500.15 and 7,574,472.10

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Solution

The fourth proportional to 31,509,000.10, 47,263,500.15 and 7,574,472.10 is: 11,361,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,509,000.10 : 47,263,500.15 = 7,574,472.10 : x
  2. Step 2: Convert to fraction form
    31,509,000.10/47,263,500.15 = 7,574,472.10/x
  3. Step 3: Cross multiply
    31,509,000.10x = 47,263,500.15 × 7,574,472.10
  4. Step 4: Simplify right side
    31,509,000.10x = 357,996,063,234,520.81
  5. Step 5: Solve for x
    x = 357,996,063,234,520.81/31,509,000.10
  6. Step 6: Final answer
    x = 11,361,708.15

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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.