Home / 25,831,161-35,639,908.74-17,981,876.52

Finding the Fourth Proportional to 25,831,161, 35,639,908.74 and 17,981,876.52

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Solution

The fourth proportional to 25,831,161, 35,639,908.74 and 17,981,876.52 is: 24,810,051.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831,161 : 35,639,908.74 = 17,981,876.52 : x
  2. Step 2: Convert to fraction form
    25,831,161/35,639,908.74 = 17,981,876.52/x
  3. Step 3: Cross multiply
    25,831,161x = 35,639,908.74 × 17,981,876.52
  4. Step 4: Simplify right side
    25,831,161x = 640,872,438,146,748.75
  5. Step 5: Solve for x
    x = 640,872,438,146,748.75/25,831,161
  6. Step 6: Final answer
    x = 24,810,051.63

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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.