Home / 17,072,446.20-25,627,331.70-10,689,905.40

Finding the Fourth Proportional to 17,072,446.20, 25,627,331.70 and 10,689,905.40

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Solution

The fourth proportional to 17,072,446.20, 25,627,331.70 and 10,689,905.40 is: 16,046,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072,446.20 : 25,627,331.70 = 10,689,905.40 : x
  2. Step 2: Convert to fraction form
    17,072,446.20/25,627,331.70 = 10,689,905.40/x
  3. Step 3: Cross multiply
    17,072,446.20x = 25,627,331.70 × 10,689,905.40
  4. Step 4: Simplify right side
    17,072,446.20x = 273,953,751,527,421.19
  5. Step 5: Solve for x
    x = 273,953,751,527,421.19/17,072,446.20
  6. Step 6: Final answer
    x = 16,046,543.55

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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.