Home / 31,651,758.01-47,476,209.20-13,200,103.81

Finding the Fourth Proportional to 31,651,758.01, 47,476,209.20 and 13,200,103.81

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Solution

The fourth proportional to 31,651,758.01, 47,476,209.20 and 13,200,103.81 is: 19,799,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,651,758.01 : 47,476,209.20 = 13,200,103.81 : x
  2. Step 2: Convert to fraction form
    31,651,758.01/47,476,209.20 = 13,200,103.81/x
  3. Step 3: Cross multiply
    31,651,758.01x = 47,476,209.20 × 13,200,103.81
  4. Step 4: Simplify right side
    31,651,758.01x = 626,690,889,879,276.50
  5. Step 5: Solve for x
    x = 626,690,889,879,276.50/31,651,758.01
  6. Step 6: Final answer
    x = 19,799,560.25

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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.