Home / 41,971,489-62,880,506.25-30,428,368.18

Finding the Fourth Proportional to 41,971,489, 62,880,506.25 and 30,428,368.18

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Solution

The fourth proportional to 41,971,489, 62,880,506.25 and 30,428,368.18 is: 45,586,926.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971,489 : 62,880,506.25 = 30,428,368.18 : x
  2. Step 2: Convert to fraction form
    41,971,489/62,880,506.25 = 30,428,368.18/x
  3. Step 3: Cross multiply
    41,971,489x = 62,880,506.25 × 30,428,368.18
  4. Step 4: Simplify right side
    41,971,489x = 1,913,351,195,519,791
  5. Step 5: Solve for x
    x = 1,913,351,195,519,791/41,971,489
  6. Step 6: Final answer
    x = 45,586,926.77

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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.