Home / 11,233,805.85-16,850,708.78-7,407,430.65

Finding the Fourth Proportional to 11,233,805.85, 16,850,708.78 and 7,407,430.65

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Solution

The fourth proportional to 11,233,805.85, 16,850,708.78 and 7,407,430.65 is: 11,111,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233,805.85 : 16,850,708.78 = 7,407,430.65 : x
  2. Step 2: Convert to fraction form
    11,233,805.85/16,850,708.78 = 7,407,430.65/x
  3. Step 3: Cross multiply
    11,233,805.85x = 16,850,708.78 × 7,407,430.65
  4. Step 4: Simplify right side
    11,233,805.85x = 124,820,456,654,158.95
  5. Step 5: Solve for x
    x = 124,820,456,654,158.95/11,233,805.85
  6. Step 6: Final answer
    x = 11,111,145.98

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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.