Home / 18,388,703.92-25,376,411.25-10,658,230.24

Finding the Fourth Proportional to 18,388,703.92, 25,376,411.25 and 10,658,230.24

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Solution

The fourth proportional to 18,388,703.92, 25,376,411.25 and 10,658,230.24 is: 14,708,357.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,388,703.92 : 25,376,411.25 = 10,658,230.24 : x
  2. Step 2: Convert to fraction form
    18,388,703.92/25,376,411.25 = 10,658,230.24/x
  3. Step 3: Cross multiply
    18,388,703.92x = 25,376,411.25 × 10,658,230.24
  4. Step 4: Simplify right side
    18,388,703.92x = 270,467,633,767,426.22
  5. Step 5: Solve for x
    x = 270,467,633,767,426.22/18,388,703.92
  6. Step 6: Final answer
    x = 14,708,357.64

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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.