Home / 15,706,336.05-23,577,218.78-12,127,966.65

Finding the Fourth Proportional to 15,706,336.05, 23,577,218.78 and 12,127,966.65

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Solution

The fourth proportional to 15,706,336.05, 23,577,218.78 and 12,127,966.65 is: 18,205,628.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,706,336.05 : 23,577,218.78 = 12,127,966.65 : x
  2. Step 2: Convert to fraction form
    15,706,336.05/23,577,218.78 = 12,127,966.65/x
  3. Step 3: Cross multiply
    15,706,336.05x = 23,577,218.78 × 12,127,966.65
  4. Step 4: Simplify right side
    15,706,336.05x = 285,943,723,002,953.88
  5. Step 5: Solve for x
    x = 285,943,723,002,953.88/15,706,336.05
  6. Step 6: Final answer
    x = 18,205,628.74

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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.