Home / 12,367,363.20-18,523,051.20-7,328,515.20

Finding the Fourth Proportional to 12,367,363.20, 18,523,051.20 and 7,328,515.20

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Solution

The fourth proportional to 12,367,363.20, 18,523,051.20 and 7,328,515.20 is: 10,976,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,363.20 : 18,523,051.20 = 7,328,515.20 : x
  2. Step 2: Convert to fraction form
    12,367,363.20/18,523,051.20 = 7,328,515.20/x
  3. Step 3: Cross multiply
    12,367,363.20x = 18,523,051.20 × 7,328,515.20
  4. Step 4: Simplify right side
    12,367,363.20x = 135,746,462,269,578.23
  5. Step 5: Solve for x
    x = 135,746,462,269,578.23/12,367,363.20
  6. Step 6: Final answer
    x = 10,976,184.66

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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.