Home / 8,910,886.73-12,294,915.16-5,043,408

Finding the Fourth Proportional to 8,910,886.73, 12,294,915.16 and 5,043,408

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Solution

The fourth proportional to 8,910,886.73, 12,294,915.16 and 5,043,408 is: 6,958,709.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910,886.73 : 12,294,915.16 = 5,043,408 : x
  2. Step 2: Convert to fraction form
    8,910,886.73/12,294,915.16 = 5,043,408/x
  3. Step 3: Cross multiply
    8,910,886.73x = 12,294,915.16 × 5,043,408
  4. Step 4: Simplify right side
    8,910,886.73x = 62,008,273,477,265.28
  5. Step 5: Solve for x
    x = 62,008,273,477,265.28/8,910,886.73
  6. Step 6: Final answer
    x = 6,958,709.65

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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.