Home / 16,943,781.89-23,382,572.69-9,208,842.77

Finding the Fourth Proportional to 16,943,781.89, 23,382,572.69 and 9,208,842.77

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Solution

The fourth proportional to 16,943,781.89, 23,382,572.69 and 9,208,842.77 is: 12,708,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943,781.89 : 23,382,572.69 = 9,208,842.77 : x
  2. Step 2: Convert to fraction form
    16,943,781.89/23,382,572.69 = 9,208,842.77/x
  3. Step 3: Cross multiply
    16,943,781.89x = 23,382,572.69 × 9,208,842.77
  4. Step 4: Simplify right side
    16,943,781.89x = 215,326,435,414,261.72
  5. Step 5: Solve for x
    x = 215,326,435,414,261.72/16,943,781.89
  6. Step 6: Final answer
    x = 12,708,286.55

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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.