Home / 87,450,015.60-131,178,133.80-26,865,644.40

Finding the Fourth Proportional to 87,450,015.60, 131,178,133.80 and 26,865,644.40

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Solution

The fourth proportional to 87,450,015.60, 131,178,133.80 and 26,865,644.40 is: 40,299,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,450,015.60 : 131,178,133.80 = 26,865,644.40 : x
  2. Step 2: Convert to fraction form
    87,450,015.60/131,178,133.80 = 26,865,644.40/x
  3. Step 3: Cross multiply
    87,450,015.60x = 131,178,133.80 × 26,865,644.40
  4. Step 4: Simplify right side
    87,450,015.60x = 3,524,185,095,726,420.50
  5. Step 5: Solve for x
    x = 3,524,185,095,726,420.50/87,450,015.60
  6. Step 6: Final answer
    x = 40,299,422.15

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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.