Home / 8,173,697.40-12,260,546.10-7,276,152.60

Finding the Fourth Proportional to 8,173,697.40, 12,260,546.10 and 7,276,152.60

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Solution

The fourth proportional to 8,173,697.40, 12,260,546.10 and 7,276,152.60 is: 10,914,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173,697.40 : 12,260,546.10 = 7,276,152.60 : x
  2. Step 2: Convert to fraction form
    8,173,697.40/12,260,546.10 = 7,276,152.60/x
  3. Step 3: Cross multiply
    8,173,697.40x = 12,260,546.10 × 7,276,152.60
  4. Step 4: Simplify right side
    8,173,697.40x = 89,209,604,382,934.86
  5. Step 5: Solve for x
    x = 89,209,604,382,934.86/8,173,697.40
  6. Step 6: Final answer
    x = 10,914,228.90

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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.