Home / 19,419,909.71-26,799,343.54-10,718,082.29

Finding the Fourth Proportional to 19,419,909.71, 26,799,343.54 and 10,718,082.29

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Solution

The fourth proportional to 19,419,909.71, 26,799,343.54 and 10,718,082.29 is: 14,790,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,909.71 : 26,799,343.54 = 10,718,082.29 : x
  2. Step 2: Convert to fraction form
    19,419,909.71/26,799,343.54 = 10,718,082.29/x
  3. Step 3: Cross multiply
    19,419,909.71x = 26,799,343.54 × 10,718,082.29
  4. Step 4: Simplify right side
    19,419,909.71x = 287,237,569,442,512.38
  5. Step 5: Solve for x
    x = 287,237,569,442,512.38/19,419,909.71
  6. Step 6: Final answer
    x = 14,790,880.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.