Home / 19,026,085.52-26,260,662.84-11,685,677.60

Finding the Fourth Proportional to 19,026,085.52, 26,260,662.84 and 11,685,677.60

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Solution

The fourth proportional to 19,026,085.52, 26,260,662.84 and 11,685,677.60 is: 16,129,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026,085.52 : 26,260,662.84 = 11,685,677.60 : x
  2. Step 2: Convert to fraction form
    19,026,085.52/26,260,662.84 = 11,685,677.60/x
  3. Step 3: Cross multiply
    19,026,085.52x = 26,260,662.84 × 11,685,677.60
  4. Step 4: Simplify right side
    19,026,085.52x = 306,873,639,510,540.38
  5. Step 5: Solve for x
    x = 306,873,639,510,540.38/19,026,085.52
  6. Step 6: Final answer
    x = 16,129,100.19

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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.