Home / 12,482,599.80-18,682,427.70-9,061,159.80

Finding the Fourth Proportional to 12,482,599.80, 18,682,427.70 and 9,061,159.80

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Solution

The fourth proportional to 12,482,599.80, 18,682,427.70 and 9,061,159.80 is: 13,561,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,599.80 : 18,682,427.70 = 9,061,159.80 : x
  2. Step 2: Convert to fraction form
    12,482,599.80/18,682,427.70 = 9,061,159.80/x
  3. Step 3: Cross multiply
    12,482,599.80x = 18,682,427.70 × 9,061,159.80
  4. Step 4: Simplify right side
    12,482,599.80x = 169,284,462,841,646.47
  5. Step 5: Solve for x
    x = 169,284,462,841,646.47/12,482,599.80
  6. Step 6: Final answer
    x = 13,561,635.04

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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.