Home / 8,680,247.80-13,012,225.13-2,918,953.06

Finding the Fourth Proportional to 8,680,247.80, 13,012,225.13 and 2,918,953.06

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Solution

The fourth proportional to 8,680,247.80, 13,012,225.13 and 2,918,953.06 is: 4,375,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,247.80 : 13,012,225.13 = 2,918,953.06 : x
  2. Step 2: Convert to fraction form
    8,680,247.80/13,012,225.13 = 2,918,953.06/x
  3. Step 3: Cross multiply
    8,680,247.80x = 13,012,225.13 × 2,918,953.06
  4. Step 4: Simplify right side
    8,680,247.80x = 37,982,074,327,181.12
  5. Step 5: Solve for x
    x = 37,982,074,327,181.12/8,680,247.80
  6. Step 6: Final answer
    x = 4,375,690.09

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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.