Home / 7,225,118.22-9,962,490.90-4,608,122.70

Finding the Fourth Proportional to 7,225,118.22, 9,962,490.90 and 4,608,122.70

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Solution

The fourth proportional to 7,225,118.22, 9,962,490.90 and 4,608,122.70 is: 6,353,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,118.22 : 9,962,490.90 = 4,608,122.70 : x
  2. Step 2: Convert to fraction form
    7,225,118.22/9,962,490.90 = 4,608,122.70/x
  3. Step 3: Cross multiply
    7,225,118.22x = 9,962,490.90 × 4,608,122.70
  4. Step 4: Simplify right side
    7,225,118.22x = 45,908,380,464,833.43
  5. Step 5: Solve for x
    x = 45,908,380,464,833.43/7,225,118.22
  6. Step 6: Final answer
    x = 6,353,997.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.