Home / 5,345,999.40-8,018,999.10-3,454,876.20

Finding the Fourth Proportional to 5,345,999.40, 8,018,999.10 and 3,454,876.20

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Solution

The fourth proportional to 5,345,999.40, 8,018,999.10 and 3,454,876.20 is: 5,182,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,999.40 : 8,018,999.10 = 3,454,876.20 : x
  2. Step 2: Convert to fraction form
    5,345,999.40/8,018,999.10 = 3,454,876.20/x
  3. Step 3: Cross multiply
    5,345,999.40x = 8,018,999.10 × 3,454,876.20
  4. Step 4: Simplify right side
    5,345,999.40x = 27,704,649,138,411.42
  5. Step 5: Solve for x
    x = 27,704,649,138,411.42/5,345,999.40
  6. Step 6: Final answer
    x = 5,182,314.30

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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.