Home / 26,538,255.25-36,608,746.30-18,263,952.57

Finding the Fourth Proportional to 26,538,255.25, 36,608,746.30 and 18,263,952.57

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Solution

The fourth proportional to 26,538,255.25, 36,608,746.30 and 18,263,952.57 is: 25,194,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538,255.25 : 36,608,746.30 = 18,263,952.57 : x
  2. Step 2: Convert to fraction form
    26,538,255.25/36,608,746.30 = 18,263,952.57/x
  3. Step 3: Cross multiply
    26,538,255.25x = 36,608,746.30 × 18,263,952.57
  4. Step 4: Simplify right side
    26,538,255.25x = 668,620,406,070,363
  5. Step 5: Solve for x
    x = 668,620,406,070,363/26,538,255.25
  6. Step 6: Final answer
    x = 25,194,587.96

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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.