Home / 10,272,028.80-15,408,043.20-7,286,044.80

Finding the Fourth Proportional to 10,272,028.80, 15,408,043.20 and 7,286,044.80

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Solution

The fourth proportional to 10,272,028.80, 15,408,043.20 and 7,286,044.80 is: 10,929,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272,028.80 : 15,408,043.20 = 7,286,044.80 : x
  2. Step 2: Convert to fraction form
    10,272,028.80/15,408,043.20 = 7,286,044.80/x
  3. Step 3: Cross multiply
    10,272,028.80x = 15,408,043.20 × 7,286,044.80
  4. Step 4: Simplify right side
    10,272,028.80x = 112,263,693,035,535.36
  5. Step 5: Solve for x
    x = 112,263,693,035,535.36/10,272,028.80
  6. Step 6: Final answer
    x = 10,929,067.20

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1.5x scale

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.