Home / 34,785,519.28-48,008,445.27-21,034,581.82

Finding the Fourth Proportional to 34,785,519.28, 48,008,445.27 and 21,034,581.82

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Solution

The fourth proportional to 34,785,519.28, 48,008,445.27 and 21,034,581.82 is: 29,030,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785,519.28 : 48,008,445.27 = 21,034,581.82 : x
  2. Step 2: Convert to fraction form
    34,785,519.28/48,008,445.27 = 21,034,581.82/x
  3. Step 3: Cross multiply
    34,785,519.28x = 48,008,445.27 × 21,034,581.82
  4. Step 4: Simplify right side
    34,785,519.28x = 1,009,837,570,082,807.12
  5. Step 5: Solve for x
    x = 1,009,837,570,082,807.12/34,785,519.28
  6. Step 6: Final answer
    x = 29,030,400.90

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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.