Home / 12,577,075.60-18,822,067.80-7,532,006.80

Finding the Fourth Proportional to 12,577,075.60, 18,822,067.80 and 7,532,006.80

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Solution

The fourth proportional to 12,577,075.60, 18,822,067.80 and 7,532,006.80 is: 11,271,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577,075.60 : 18,822,067.80 = 7,532,006.80 : x
  2. Step 2: Convert to fraction form
    12,577,075.60/18,822,067.80 = 7,532,006.80/x
  3. Step 3: Cross multiply
    12,577,075.60x = 18,822,067.80 × 7,532,006.80
  4. Step 4: Simplify right side
    12,577,075.60x = 141,767,942,659,661.03
  5. Step 5: Solve for x
    x = 141,767,942,659,661.03/12,577,075.60
  6. Step 6: Final answer
    x = 11,271,932.14

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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.