Home / 25,420,228.82-35,079,938.38-13,817,792.30

Finding the Fourth Proportional to 25,420,228.82, 35,079,938.38 and 13,817,792.30

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Solution

The fourth proportional to 25,420,228.82, 35,079,938.38 and 13,817,792.30 is: 19,068,565.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,420,228.82 : 35,079,938.38 = 13,817,792.30 : x
  2. Step 2: Convert to fraction form
    25,420,228.82/35,079,938.38 = 13,817,792.30/x
  3. Step 3: Cross multiply
    25,420,228.82x = 35,079,938.38 × 13,817,792.30
  4. Step 4: Simplify right side
    25,420,228.82x = 484,727,302,431,638.56
  5. Step 5: Solve for x
    x = 484,727,302,431,638.56/25,420,228.82
  6. Step 6: Final answer
    x = 19,068,565.66

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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.