Home / 8,075,067.20-12,112,600.80-6,283,476.80

Finding the Fourth Proportional to 8,075,067.20, 12,112,600.80 and 6,283,476.80

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Solution

The fourth proportional to 8,075,067.20, 12,112,600.80 and 6,283,476.80 is: 9,425,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,067.20 : 12,112,600.80 = 6,283,476.80 : x
  2. Step 2: Convert to fraction form
    8,075,067.20/12,112,600.80 = 6,283,476.80/x
  3. Step 3: Cross multiply
    8,075,067.20x = 12,112,600.80 × 6,283,476.80
  4. Step 4: Simplify right side
    8,075,067.20x = 76,109,246,114,461.44
  5. Step 5: Solve for x
    x = 76,109,246,114,461.44/8,075,067.20
  6. Step 6: Final answer
    x = 9,425,215.20

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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.