Home / 87,907,249.40-131,873,315.70-27,316,657.40

Finding the Fourth Proportional to 87,907,249.40, 131,873,315.70 and 27,316,657.40

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Solution

The fourth proportional to 87,907,249.40, 131,873,315.70 and 27,316,657.40 is: 40,978,852.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,907,249.40 : 131,873,315.70 = 27,316,657.40 : x
  2. Step 2: Convert to fraction form
    87,907,249.40/131,873,315.70 = 27,316,657.40/x
  3. Step 3: Cross multiply
    87,907,249.40x = 131,873,315.70 × 27,316,657.40
  4. Step 4: Simplify right side
    87,907,249.40x = 3,602,338,185,178,941
  5. Step 5: Solve for x
    x = 3,602,338,185,178,941/87,907,249.40
  6. Step 6: Final answer
    x = 40,978,852.25

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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.