Home / 91,868,683.17-137,829,928.73-27,174,211.02

Finding the Fourth Proportional to 91,868,683.17, 137,829,928.73 and 27,174,211.02

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Solution

The fourth proportional to 91,868,683.17, 137,829,928.73 and 27,174,211.02 is: 40,769,274.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,868,683.17 : 137,829,928.73 = 27,174,211.02 : x
  2. Step 2: Convert to fraction form
    91,868,683.17/137,829,928.73 = 27,174,211.02/x
  3. Step 3: Cross multiply
    91,868,683.17x = 137,829,928.73 × 27,174,211.02
  4. Step 4: Simplify right side
    91,868,683.17x = 3,745,419,568,044,709.50
  5. Step 5: Solve for x
    x = 3,745,419,568,044,709.50/91,868,683.17
  6. Step 6: Final answer
    x = 40,769,274.56

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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.