Home / 19,702,436.25-27,189,104.51-11,000,756.97

Finding the Fourth Proportional to 19,702,436.25, 27,189,104.51 and 11,000,756.97

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Solution

The fourth proportional to 19,702,436.25, 27,189,104.51 and 11,000,756.97 is: 15,180,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702,436.25 : 27,189,104.51 = 11,000,756.97 : x
  2. Step 2: Convert to fraction form
    19,702,436.25/27,189,104.51 = 11,000,756.97/x
  3. Step 3: Cross multiply
    19,702,436.25x = 27,189,104.51 × 11,000,756.97
  4. Step 4: Simplify right side
    19,702,436.25x = 299,100,730,891,437.19
  5. Step 5: Solve for x
    x = 299,100,730,891,437.19/19,702,436.25
  6. Step 6: Final answer
    x = 15,180,900.83

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1.5x scale

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.