Home / 87,308,222.82-130,939,987.92-25,883,017.53

Finding the Fourth Proportional to 87,308,222.82, 130,939,987.92 and 25,883,017.53

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Solution

The fourth proportional to 87,308,222.82, 130,939,987.92 and 25,883,017.53 is: 38,817,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,308,222.82 : 130,939,987.92 = 25,883,017.53 : x
  2. Step 2: Convert to fraction form
    87,308,222.82/130,939,987.92 = 25,883,017.53/x
  3. Step 3: Cross multiply
    87,308,222.82x = 130,939,987.92 × 25,883,017.53
  4. Step 4: Simplify right side
    87,308,222.82x = 3,389,122,002,711,348.50
  5. Step 5: Solve for x
    x = 3,389,122,002,711,348.50/87,308,222.82
  6. Step 6: Final answer
    x = 38,817,901.60

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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.