Home / 5,215,212.30-7,822,818.45-4,767,314.70

Finding the Fourth Proportional to 5,215,212.30, 7,822,818.45 and 4,767,314.70

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Solution

The fourth proportional to 5,215,212.30, 7,822,818.45 and 4,767,314.70 is: 7,150,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,212.30 : 7,822,818.45 = 4,767,314.70 : x
  2. Step 2: Convert to fraction form
    5,215,212.30/7,822,818.45 = 4,767,314.70/x
  3. Step 3: Cross multiply
    5,215,212.30x = 7,822,818.45 × 4,767,314.70
  4. Step 4: Simplify right side
    5,215,212.30x = 37,293,837,392,116.22
  5. Step 5: Solve for x
    x = 37,293,837,392,116.22/5,215,212.30
  6. Step 6: Final answer
    x = 7,150,972.05

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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.