Home / 17,756,463.40-26,662,688.70-10,198,191.40

Finding the Fourth Proportional to 17,756,463.40, 26,662,688.70 and 10,198,191.40

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Solution

The fourth proportional to 17,756,463.40, 26,662,688.70 and 10,198,191.40 is: 15,313,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756,463.40 : 26,662,688.70 = 10,198,191.40 : x
  2. Step 2: Convert to fraction form
    17,756,463.40/26,662,688.70 = 10,198,191.40/x
  3. Step 3: Cross multiply
    17,756,463.40x = 26,662,688.70 × 10,198,191.40
  4. Step 4: Simplify right side
    17,756,463.40x = 271,911,202,601,217.19
  5. Step 5: Solve for x
    x = 271,911,202,601,217.19/17,756,463.40
  6. Step 6: Final answer
    x = 15,313,364.86

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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.