Home / 26,912,051.44-37,187,211.30-19,163,641.72

Finding the Fourth Proportional to 26,912,051.44, 37,187,211.30 and 19,163,641.72

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Solution

The fourth proportional to 26,912,051.44, 37,187,211.30 and 19,163,641.72 is: 26,480,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912,051.44 : 37,187,211.30 = 19,163,641.72 : x
  2. Step 2: Convert to fraction form
    26,912,051.44/37,187,211.30 = 19,163,641.72/x
  3. Step 3: Cross multiply
    26,912,051.44x = 37,187,211.30 × 19,163,641.72
  4. Step 4: Simplify right side
    26,912,051.44x = 712,642,393,919,135.38
  5. Step 5: Solve for x
    x = 712,642,393,919,135.38/26,912,051.44
  6. Step 6: Final answer
    x = 26,480,418.84

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Double scale
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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.