Home / 40,453,438.42-55,840,926.40-26,515,691.72

Finding the Fourth Proportional to 40,453,438.42, 55,840,926.40 and 26,515,691.72

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Solution

The fourth proportional to 40,453,438.42, 55,840,926.40 and 26,515,691.72 is: 36,601,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,453,438.42 : 55,840,926.40 = 26,515,691.72 : x
  2. Step 2: Convert to fraction form
    40,453,438.42/55,840,926.40 = 26,515,691.72/x
  3. Step 3: Cross multiply
    40,453,438.42x = 55,840,926.40 × 26,515,691.72
  4. Step 4: Simplify right side
    40,453,438.42x = 1,480,660,789,487,588.50
  5. Step 5: Solve for x
    x = 1,480,660,789,487,588.50/40,453,438.42
  6. Step 6: Final answer
    x = 36,601,605.39

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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.