Home / 72,517,612.25-108,710,797.83-26,448,680.40

Finding the Fourth Proportional to 72,517,612.25, 108,710,797.83 and 26,448,680.40

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Solution

The fourth proportional to 72,517,612.25, 108,710,797.83 and 26,448,680.40 is: 39,649,087.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,517,612.25 : 108,710,797.83 = 26,448,680.40 : x
  2. Step 2: Convert to fraction form
    72,517,612.25/108,710,797.83 = 26,448,680.40/x
  3. Step 3: Cross multiply
    72,517,612.25x = 108,710,797.83 × 26,448,680.40
  4. Step 4: Simplify right side
    72,517,612.25x = 2,875,257,147,834,683.50
  5. Step 5: Solve for x
    x = 2,875,257,147,834,683.50/72,517,612.25
  6. Step 6: Final answer
    x = 39,649,087.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.