Home / 53,887,631.20-80,831,446.80-32,388,546.40

Finding the Fourth Proportional to 53,887,631.20, 80,831,446.80 and 32,388,546.40

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Solution

The fourth proportional to 53,887,631.20, 80,831,446.80 and 32,388,546.40 is: 48,582,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,887,631.20 : 80,831,446.80 = 32,388,546.40 : x
  2. Step 2: Convert to fraction form
    53,887,631.20/80,831,446.80 = 32,388,546.40/x
  3. Step 3: Cross multiply
    53,887,631.20x = 80,831,446.80 × 32,388,546.40
  4. Step 4: Simplify right side
    53,887,631.20x = 2,618,013,065,260,931.50
  5. Step 5: Solve for x
    x = 2,618,013,065,260,931.50/53,887,631.20
  6. Step 6: Final answer
    x = 48,582,819.60

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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.