Home / 21,445,483.96-29,595,067.58-11,655,925.21

Finding the Fourth Proportional to 21,445,483.96, 29,595,067.58 and 11,655,925.21

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Solution

The fourth proportional to 21,445,483.96, 29,595,067.58 and 11,655,925.21 is: 16,085,339.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,445,483.96 : 29,595,067.58 = 11,655,925.21 : x
  2. Step 2: Convert to fraction form
    21,445,483.96/29,595,067.58 = 11,655,925.21/x
  3. Step 3: Cross multiply
    21,445,483.96x = 29,595,067.58 × 11,655,925.21
  4. Step 4: Simplify right side
    21,445,483.96x = 344,957,894,297,375.69
  5. Step 5: Solve for x
    x = 344,957,894,297,375.69/21,445,483.96
  6. Step 6: Final answer
    x = 16,085,339.69

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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.