Home / 7,244,260.40-10,878,832.20-5,129,188.40

Finding the Fourth Proportional to 7,244,260.40, 10,878,832.20 and 5,129,188.40

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Solution

The fourth proportional to 7,244,260.40, 10,878,832.20 and 5,129,188.40 is: 7,702,591.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,260.40 : 10,878,832.20 = 5,129,188.40 : x
  2. Step 2: Convert to fraction form
    7,244,260.40/10,878,832.20 = 5,129,188.40/x
  3. Step 3: Cross multiply
    7,244,260.40x = 10,878,832.20 × 5,129,188.40
  4. Step 4: Simplify right side
    7,244,260.40x = 55,799,579,925,786.48
  5. Step 5: Solve for x
    x = 55,799,579,925,786.48/7,244,260.40
  6. Step 6: Final answer
    x = 7,702,591.69

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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.