Home / 12,176,672.66-16,797,437.48-7,528,972

Finding the Fourth Proportional to 12,176,672.66, 16,797,437.48 and 7,528,972

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Solution

The fourth proportional to 12,176,672.66, 16,797,437.48 and 7,528,972 is: 10,386,042.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,672.66 : 16,797,437.48 = 7,528,972 : x
  2. Step 2: Convert to fraction form
    12,176,672.66/16,797,437.48 = 7,528,972/x
  3. Step 3: Cross multiply
    12,176,672.66x = 16,797,437.48 × 7,528,972
  4. Step 4: Simplify right side
    12,176,672.66x = 126,467,436,458,670.56
  5. Step 5: Solve for x
    x = 126,467,436,458,670.56/12,176,672.66
  6. Step 6: Final answer
    x = 10,386,042.23

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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.