Home / 16,818,787.71-25,207,366.79-11,953,339.65

Finding the Fourth Proportional to 16,818,787.71, 25,207,366.79 and 11,953,339.65

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Solution

The fourth proportional to 16,818,787.71, 25,207,366.79 and 11,953,339.65 is: 17,915,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818,787.71 : 25,207,366.79 = 11,953,339.65 : x
  2. Step 2: Convert to fraction form
    16,818,787.71/25,207,366.79 = 11,953,339.65/x
  3. Step 3: Cross multiply
    16,818,787.71x = 25,207,366.79 × 11,953,339.65
  4. Step 4: Simplify right side
    16,818,787.71x = 301,312,216,863,233.56
  5. Step 5: Solve for x
    x = 301,312,216,863,233.56/16,818,787.71
  6. Step 6: Final answer
    x = 17,915,216.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.