Home / 41,971,490-62,880,507.75-30,428,369.18

Finding the Fourth Proportional to 41,971,490, 62,880,507.75 and 30,428,369.18

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Solution

The fourth proportional to 41,971,490, 62,880,507.75 and 30,428,369.18 is: 45,586,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971,490 : 62,880,507.75 = 30,428,369.18 : x
  2. Step 2: Convert to fraction form
    41,971,490/62,880,507.75 = 30,428,369.18/x
  3. Step 3: Cross multiply
    41,971,490x = 62,880,507.75 × 30,428,369.18
  4. Step 4: Simplify right side
    41,971,490x = 1,913,351,304,042,851.25
  5. Step 5: Solve for x
    x = 1,913,351,304,042,851.25/41,971,490
  6. Step 6: Final answer
    x = 45,586,928.27

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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.