Home / 12,176,713.46-16,797,493.65-7,529,012.84

Finding the Fourth Proportional to 12,176,713.46, 16,797,493.65 and 7,529,012.84

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Solution

The fourth proportional to 12,176,713.46, 16,797,493.65 and 7,529,012.84 is: 10,386,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,713.46 : 16,797,493.65 = 7,529,012.84 : x
  2. Step 2: Convert to fraction form
    12,176,713.46/16,797,493.65 = 7,529,012.84/x
  3. Step 3: Cross multiply
    12,176,713.46x = 16,797,493.65 × 7,529,012.84
  4. Step 4: Simplify right side
    12,176,713.46x = 126,468,545,370,668.45
  5. Step 5: Solve for x
    x = 126,468,545,370,668.45/12,176,713.46
  6. Step 6: Final answer
    x = 10,386,098.50

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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.