Home / 20,932,055.10-31,398,082.65-11,352,023.10

Finding the Fourth Proportional to 20,932,055.10, 31,398,082.65 and 11,352,023.10

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Solution

The fourth proportional to 20,932,055.10, 31,398,082.65 and 11,352,023.10 is: 17,028,034.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,932,055.10 : 31,398,082.65 = 11,352,023.10 : x
  2. Step 2: Convert to fraction form
    20,932,055.10/31,398,082.65 = 11,352,023.10/x
  3. Step 3: Cross multiply
    20,932,055.10x = 31,398,082.65 × 11,352,023.10
  4. Step 4: Simplify right side
    20,932,055.10x = 356,431,759,538,509.19
  5. Step 5: Solve for x
    x = 356,431,759,538,509.19/20,932,055.10
  6. Step 6: Final answer
    x = 17,028,034.65

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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.