Home / 12,482,763.08-18,723,397.27-5,194,382.06

Finding the Fourth Proportional to 12,482,763.08, 18,723,397.27 and 5,194,382.06

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Solution

The fourth proportional to 12,482,763.08, 18,723,397.27 and 5,194,382.06 is: 7,791,262.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,763.08 : 18,723,397.27 = 5,194,382.06 : x
  2. Step 2: Convert to fraction form
    12,482,763.08/18,723,397.27 = 5,194,382.06/x
  3. Step 3: Cross multiply
    12,482,763.08x = 18,723,397.27 × 5,194,382.06
  4. Step 4: Simplify right side
    12,482,763.08x = 97,256,478,915,363.50
  5. Step 5: Solve for x
    x = 97,256,478,915,363.50/12,482,763.08
  6. Step 6: Final answer
    x = 7,791,262.11

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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.