Home / 11,590,979.60-17,386,469.40-8,908,842.80

Finding the Fourth Proportional to 11,590,979.60, 17,386,469.40 and 8,908,842.80

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Solution

The fourth proportional to 11,590,979.60, 17,386,469.40 and 8,908,842.80 is: 13,363,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590,979.60 : 17,386,469.40 = 8,908,842.80 : x
  2. Step 2: Convert to fraction form
    11,590,979.60/17,386,469.40 = 8,908,842.80/x
  3. Step 3: Cross multiply
    11,590,979.60x = 17,386,469.40 × 8,908,842.80
  4. Step 4: Simplify right side
    11,590,979.60x = 154,893,322,731,610.31
  5. Step 5: Solve for x
    x = 154,893,322,731,610.31/11,590,979.60
  6. Step 6: Final answer
    x = 13,363,264.20

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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.