Home / 38,022,742.02-52,471,397.88-20,619,082.56

Finding the Fourth Proportional to 38,022,742.02, 52,471,397.88 and 20,619,082.56

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Solution

The fourth proportional to 38,022,742.02, 52,471,397.88 and 20,619,082.56 is: 28,454,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022,742.02 : 52,471,397.88 = 20,619,082.56 : x
  2. Step 2: Convert to fraction form
    38,022,742.02/52,471,397.88 = 20,619,082.56/x
  3. Step 3: Cross multiply
    38,022,742.02x = 52,471,397.88 × 20,619,082.56
  4. Step 4: Simplify right side
    38,022,742.02x = 1,081,912,084,926,329
  5. Step 5: Solve for x
    x = 1,081,912,084,926,329/38,022,742.02
  6. Step 6: Final answer
    x = 28,454,341.47

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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.