Home / 17,387,999.60-26,081,999.40-11,005,458.80

Finding the Fourth Proportional to 17,387,999.60, 26,081,999.40 and 11,005,458.80

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Solution

The fourth proportional to 17,387,999.60, 26,081,999.40 and 11,005,458.80 is: 16,508,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,999.60 : 26,081,999.40 = 11,005,458.80 : x
  2. Step 2: Convert to fraction form
    17,387,999.60/26,081,999.40 = 11,005,458.80/x
  3. Step 3: Cross multiply
    17,387,999.60x = 26,081,999.40 × 11,005,458.80
  4. Step 4: Simplify right side
    17,387,999.60x = 287,044,369,818,324.75
  5. Step 5: Solve for x
    x = 287,044,369,818,324.75/17,387,999.60
  6. Step 6: Final answer
    x = 16,508,188.20

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1.5x scale

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.