Home / 18,555,609.90-25,607,603.79-11,590,411.26

Finding the Fourth Proportional to 18,555,609.90, 25,607,603.79 and 11,590,411.26

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Solution

The fourth proportional to 18,555,609.90, 25,607,603.79 and 11,590,411.26 is: 15,995,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555,609.90 : 25,607,603.79 = 11,590,411.26 : x
  2. Step 2: Convert to fraction form
    18,555,609.90/25,607,603.79 = 11,590,411.26/x
  3. Step 3: Cross multiply
    18,555,609.90x = 25,607,603.79 × 11,590,411.26
  4. Step 4: Simplify right side
    18,555,609.90x = 296,802,659,309,234.69
  5. Step 5: Solve for x
    x = 296,802,659,309,234.69/18,555,609.90
  6. Step 6: Final answer
    x = 15,995,306.05

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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.