Home / 18,987,144.24-26,202,384.27-10,285,316.58

Finding the Fourth Proportional to 18,987,144.24, 26,202,384.27 and 10,285,316.58

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Solution

The fourth proportional to 18,987,144.24, 26,202,384.27 and 10,285,316.58 is: 14,193,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,987,144.24 : 26,202,384.27 = 10,285,316.58 : x
  2. Step 2: Convert to fraction form
    18,987,144.24/26,202,384.27 = 10,285,316.58/x
  3. Step 3: Cross multiply
    18,987,144.24x = 26,202,384.27 × 10,285,316.58
  4. Step 4: Simplify right side
    18,987,144.24x = 269,499,817,367,762.19
  5. Step 5: Solve for x
    x = 269,499,817,367,762.19/18,987,144.24
  6. Step 6: Final answer
    x = 14,193,804.71

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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.