Home / 12,065,244.60-18,087,369.30-7,267,841.40

Finding the Fourth Proportional to 12,065,244.60, 18,087,369.30 and 7,267,841.40

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Solution

The fourth proportional to 12,065,244.60, 18,087,369.30 and 7,267,841.40 is: 10,895,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,244.60 : 18,087,369.30 = 7,267,841.40 : x
  2. Step 2: Convert to fraction form
    12,065,244.60/18,087,369.30 = 7,267,841.40/x
  3. Step 3: Cross multiply
    12,065,244.60x = 18,087,369.30 × 7,267,841.40
  4. Step 4: Simplify right side
    12,065,244.60x = 131,456,131,415,629.03
  5. Step 5: Solve for x
    x = 131,456,131,415,629.03/12,065,244.60
  6. Step 6: Final answer
    x = 10,895,438.57

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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.