Home / 18,787,484.64-25,926,732.56-11,445,315.52

Finding the Fourth Proportional to 18,787,484.64, 25,926,732.56 and 11,445,315.52

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Solution

The fourth proportional to 18,787,484.64, 25,926,732.56 and 11,445,315.52 is: 15,794,537.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,787,484.64 : 25,926,732.56 = 11,445,315.52 : x
  2. Step 2: Convert to fraction form
    18,787,484.64/25,926,732.56 = 11,445,315.52/x
  3. Step 3: Cross multiply
    18,787,484.64x = 25,926,732.56 × 11,445,315.52
  4. Step 4: Simplify right side
    18,787,484.64x = 296,739,634,551,857.31
  5. Step 5: Solve for x
    x = 296,739,634,551,857.31/18,787,484.64
  6. Step 6: Final answer
    x = 15,794,537.71

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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.