Home / 35,352,324.18-48,778,891.74-20,665,150.11

Finding the Fourth Proportional to 35,352,324.18, 48,778,891.74 and 20,665,150.11

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Solution

The fourth proportional to 35,352,324.18, 48,778,891.74 and 20,665,150.11 is: 28,513,630.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,352,324.18 : 48,778,891.74 = 20,665,150.11 : x
  2. Step 2: Convert to fraction form
    35,352,324.18/48,778,891.74 = 20,665,150.11/x
  3. Step 3: Cross multiply
    35,352,324.18x = 48,778,891.74 × 20,665,150.11
  4. Step 4: Simplify right side
    35,352,324.18x = 1,008,023,120,006,539.12
  5. Step 5: Solve for x
    x = 1,008,023,120,006,539.12/35,352,324.18
  6. Step 6: Final answer
    x = 28,513,630.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.