Home / 91,866,019.82-137,800,150.59-27,171,132.40

Finding the Fourth Proportional to 91,866,019.82, 137,800,150.59 and 27,171,132.40

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Solution

The fourth proportional to 91,866,019.82, 137,800,150.59 and 27,171,132.40 is: 40,757,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,866,019.82 : 137,800,150.59 = 27,171,132.40 : x
  2. Step 2: Convert to fraction form
    91,866,019.82/137,800,150.59 = 27,171,132.40/x
  3. Step 3: Cross multiply
    91,866,019.82x = 137,800,150.59 × 27,171,132.40
  4. Step 4: Simplify right side
    91,866,019.82x = 3,744,186,135,731,827.50
  5. Step 5: Solve for x
    x = 3,744,186,135,731,827.50/91,866,019.82
  6. Step 6: Final answer
    x = 40,757,030.11

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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.