Home / 18,261,711.43-25,201,953.95-10,112,949.43

Finding the Fourth Proportional to 18,261,711.43, 25,201,953.95 and 10,112,949.43

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Solution

The fourth proportional to 18,261,711.43, 25,201,953.95 and 10,112,949.43 is: 13,956,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261,711.43 : 25,201,953.95 = 10,112,949.43 : x
  2. Step 2: Convert to fraction form
    18,261,711.43/25,201,953.95 = 10,112,949.43/x
  3. Step 3: Cross multiply
    18,261,711.43x = 25,201,953.95 × 10,112,949.43
  4. Step 4: Simplify right side
    18,261,711.43x = 254,866,085,719,969.12
  5. Step 5: Solve for x
    x = 254,866,085,719,969.12/18,261,711.43
  6. Step 6: Final answer
    x = 13,956,308.90

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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.