Home / 20,155,854.60-30,233,781.90-6,692,682.60

Finding the Fourth Proportional to 20,155,854.60, 30,233,781.90 and 6,692,682.60

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Solution

The fourth proportional to 20,155,854.60, 30,233,781.90 and 6,692,682.60 is: 10,039,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,854.60 : 30,233,781.90 = 6,692,682.60 : x
  2. Step 2: Convert to fraction form
    20,155,854.60/30,233,781.90 = 6,692,682.60/x
  3. Step 3: Cross multiply
    20,155,854.60x = 30,233,781.90 × 6,692,682.60
  4. Step 4: Simplify right side
    20,155,854.60x = 202,345,106,054,324.91
  5. Step 5: Solve for x
    x = 202,345,106,054,324.91/20,155,854.60
  6. Step 6: Final answer
    x = 10,039,023.90

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1.5x scale

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.