Home / 12,176,675.18-16,797,440.95-7,528,974.52

Finding the Fourth Proportional to 12,176,675.18, 16,797,440.95 and 7,528,974.52

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Solution

The fourth proportional to 12,176,675.18, 16,797,440.95 and 7,528,974.52 is: 10,386,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,675.18 : 16,797,440.95 = 7,528,974.52 : x
  2. Step 2: Convert to fraction form
    12,176,675.18/16,797,440.95 = 7,528,974.52/x
  3. Step 3: Cross multiply
    12,176,675.18x = 16,797,440.95 × 7,528,974.52
  4. Step 4: Simplify right side
    12,176,675.18x = 126,467,504,913,754.58
  5. Step 5: Solve for x
    x = 126,467,504,913,754.58/12,176,675.18
  6. Step 6: Final answer
    x = 10,386,045.70

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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.