Home / 6,480,943.40-9,720,248.70-4,080,492.20

Finding the Fourth Proportional to 6,480,943.40, 9,720,248.70 and 4,080,492.20

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Solution

The fourth proportional to 6,480,943.40, 9,720,248.70 and 4,080,492.20 is: 6,120,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,943.40 : 9,720,248.70 = 4,080,492.20 : x
  2. Step 2: Convert to fraction form
    6,480,943.40/9,720,248.70 = 4,080,492.20/x
  3. Step 3: Cross multiply
    6,480,943.40x = 9,720,248.70 × 4,080,492.20
  4. Step 4: Simplify right side
    6,480,943.40x = 39,663,399,002,410.14
  5. Step 5: Solve for x
    x = 39,663,399,002,410.14/6,480,943.40
  6. Step 6: Final answer
    x = 6,120,003.92

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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.