Home / 8,976,659.40-13,464,989.10-8,006,214.60

Finding the Fourth Proportional to 8,976,659.40, 13,464,989.10 and 8,006,214.60

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Solution

The fourth proportional to 8,976,659.40, 13,464,989.10 and 8,006,214.60 is: 12,009,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976,659.40 : 13,464,989.10 = 8,006,214.60 : x
  2. Step 2: Convert to fraction form
    8,976,659.40/13,464,989.10 = 8,006,214.60/x
  3. Step 3: Cross multiply
    8,976,659.40x = 13,464,989.10 × 8,006,214.60
  4. Step 4: Simplify right side
    8,976,659.40x = 107,803,592,321,260.86
  5. Step 5: Solve for x
    x = 107,803,592,321,260.86/8,976,659.40
  6. Step 6: Final answer
    x = 12,009,321.90

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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.