Home / 16,307,513.78-24,408,042.26-11,988,420.30

Finding the Fourth Proportional to 16,307,513.78, 24,408,042.26 and 11,988,420.30

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Solution

The fourth proportional to 16,307,513.78, 24,408,042.26 and 11,988,420.30 is: 17,943,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,307,513.78 : 24,408,042.26 = 11,988,420.30 : x
  2. Step 2: Convert to fraction form
    16,307,513.78/24,408,042.26 = 11,988,420.30/x
  3. Step 3: Cross multiply
    16,307,513.78x = 24,408,042.26 × 11,988,420.30
  4. Step 4: Simplify right side
    16,307,513.78x = 292,613,869,253,099.81
  5. Step 5: Solve for x
    x = 292,613,869,253,099.81/16,307,513.78
  6. Step 6: Final answer
    x = 17,943,499.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.