Home / 32,468,052.60-48,702,078.90-20,138,621.40

Finding the Fourth Proportional to 32,468,052.60, 48,702,078.90 and 20,138,621.40

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Solution

The fourth proportional to 32,468,052.60, 48,702,078.90 and 20,138,621.40 is: 30,207,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,468,052.60 : 48,702,078.90 = 20,138,621.40 : x
  2. Step 2: Convert to fraction form
    32,468,052.60/48,702,078.90 = 20,138,621.40/x
  3. Step 3: Cross multiply
    32,468,052.60x = 48,702,078.90 × 20,138,621.40
  4. Step 4: Simplify right side
    32,468,052.60x = 980,792,728,360,028.38
  5. Step 5: Solve for x
    x = 980,792,728,360,028.38/32,468,052.60
  6. Step 6: Final answer
    x = 30,207,932.10

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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.