Home / 29,022,145.18-40,049,359.56-15,791,376.54

Finding the Fourth Proportional to 29,022,145.18, 40,049,359.56 and 15,791,376.54

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Solution

The fourth proportional to 29,022,145.18, 40,049,359.56 and 15,791,376.54 is: 21,791,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,022,145.18 : 40,049,359.56 = 15,791,376.54 : x
  2. Step 2: Convert to fraction form
    29,022,145.18/40,049,359.56 = 15,791,376.54/x
  3. Step 3: Cross multiply
    29,022,145.18x = 40,049,359.56 × 15,791,376.54
  4. Step 4: Simplify right side
    29,022,145.18x = 632,434,516,997,808.75
  5. Step 5: Solve for x
    x = 632,434,516,997,808.75/29,022,145.18
  6. Step 6: Final answer
    x = 21,791,446.26

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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.