Home / 7,847,281.60-11,771,311.20-4,068,145.60

Finding the Fourth Proportional to 7,847,281.60, 11,771,311.20 and 4,068,145.60

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Solution

The fourth proportional to 7,847,281.60, 11,771,311.20 and 4,068,145.60 is: 6,102,419.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847,281.60 : 11,771,311.20 = 4,068,145.60 : x
  2. Step 2: Convert to fraction form
    7,847,281.60/11,771,311.20 = 4,068,145.60/x
  3. Step 3: Cross multiply
    7,847,281.60x = 11,771,311.20 × 4,068,145.60
  4. Step 4: Simplify right side
    7,847,281.60x = 47,887,407,864,510.72
  5. Step 5: Solve for x
    x = 47,887,407,864,510.72/7,847,281.60
  6. Step 6: Final answer
    x = 6,102,419.96

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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.