Home / 25,375,215.28-35,017,708.44-13,772,778.16

Finding the Fourth Proportional to 25,375,215.28, 35,017,708.44 and 13,772,778.16

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Solution

The fourth proportional to 25,375,215.28, 35,017,708.44 and 13,772,778.16 is: 19,006,385.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,375,215.28 : 35,017,708.44 = 13,772,778.16 : x
  2. Step 2: Convert to fraction form
    25,375,215.28/35,017,708.44 = 13,772,778.16/x
  3. Step 3: Cross multiply
    25,375,215.28x = 35,017,708.44 × 13,772,778.16
  4. Step 4: Simplify right side
    25,375,215.28x = 482,291,130,015,679.62
  5. Step 5: Solve for x
    x = 482,291,130,015,679.62/25,375,215.28
  6. Step 6: Final answer
    x = 19,006,385.75

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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.