Home / 13,286,067.40-19,929,101.10-10,073,801.80

Finding the Fourth Proportional to 13,286,067.40, 19,929,101.10 and 10,073,801.80

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Solution

The fourth proportional to 13,286,067.40, 19,929,101.10 and 10,073,801.80 is: 15,110,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,067.40 : 19,929,101.10 = 10,073,801.80 : x
  2. Step 2: Convert to fraction form
    13,286,067.40/19,929,101.10 = 10,073,801.80/x
  3. Step 3: Cross multiply
    13,286,067.40x = 19,929,101.10 × 10,073,801.80
  4. Step 4: Simplify right side
    13,286,067.40x = 200,761,814,533,562
  5. Step 5: Solve for x
    x = 200,761,814,533,562/13,286,067.40
  6. Step 6: Final answer
    x = 15,110,702.70

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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.