Home / 91,971,904.31-137,958,354.61-27,276,269.90

Finding the Fourth Proportional to 91,971,904.31, 137,958,354.61 and 27,276,269.90

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Solution

The fourth proportional to 91,971,904.31, 137,958,354.61 and 27,276,269.90 is: 40,914,552.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,971,904.31 : 137,958,354.61 = 27,276,269.90 : x
  2. Step 2: Convert to fraction form
    91,971,904.31/137,958,354.61 = 27,276,269.90/x
  3. Step 3: Cross multiply
    91,971,904.31x = 137,958,354.61 × 27,276,269.90
  4. Step 4: Simplify right side
    91,971,904.31x = 3,762,989,315,578,974
  5. Step 5: Solve for x
    x = 3,762,989,315,578,974/91,971,904.31
  6. Step 6: Final answer
    x = 40,914,552.59

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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.