Home / 12,144,265.92-16,758,429.12-6,711,408

Finding the Fourth Proportional to 12,144,265.92, 16,758,429.12 and 6,711,408

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Solution

The fourth proportional to 12,144,265.92, 16,758,429.12 and 6,711,408 is: 9,261,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,144,265.92 : 16,758,429.12 = 6,711,408 : x
  2. Step 2: Convert to fraction form
    12,144,265.92/16,758,429.12 = 6,711,408/x
  3. Step 3: Cross multiply
    12,144,265.92x = 16,758,429.12 × 6,711,408
  4. Step 4: Simplify right side
    12,144,265.92x = 112,472,655,263,400.95
  5. Step 5: Solve for x
    x = 112,472,655,263,400.95/12,144,265.92
  6. Step 6: Final answer
    x = 9,261,379.49

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1.5x scale

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.