Home / 18,257,709.20-27,343,095.13-10,565,137.64

Finding the Fourth Proportional to 18,257,709.20, 27,343,095.13 and 10,565,137.64

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Solution

The fourth proportional to 18,257,709.20, 27,343,095.13 and 10,565,137.64 is: 15,822,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,709.20 : 27,343,095.13 = 10,565,137.64 : x
  2. Step 2: Convert to fraction form
    18,257,709.20/27,343,095.13 = 10,565,137.64/x
  3. Step 3: Cross multiply
    18,257,709.20x = 27,343,095.13 × 10,565,137.64
  4. Step 4: Simplify right side
    18,257,709.20x = 288,883,563,448,767.94
  5. Step 5: Solve for x
    x = 288,883,563,448,767.94/18,257,709.20
  6. Step 6: Final answer
    x = 15,822,552.56

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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.