Home / 8,170,018.40-12,255,027.60-2,490,233.60

Finding the Fourth Proportional to 8,170,018.40, 12,255,027.60 and 2,490,233.60

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Solution

The fourth proportional to 8,170,018.40, 12,255,027.60 and 2,490,233.60 is: 3,735,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170,018.40 : 12,255,027.60 = 2,490,233.60 : x
  2. Step 2: Convert to fraction form
    8,170,018.40/12,255,027.60 = 2,490,233.60/x
  3. Step 3: Cross multiply
    8,170,018.40x = 12,255,027.60 × 2,490,233.60
  4. Step 4: Simplify right side
    8,170,018.40x = 30,517,881,498,447.36
  5. Step 5: Solve for x
    x = 30,517,881,498,447.36/8,170,018.40
  6. Step 6: Final answer
    x = 3,735,350.40

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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.