Home / 15,395,525.07-21,244,960.17-8,426,188.42

Finding the Fourth Proportional to 15,395,525.07, 21,244,960.17 and 8,426,188.42

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Solution

The fourth proportional to 15,395,525.07, 21,244,960.17 and 8,426,188.42 is: 11,627,666.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,395,525.07 : 21,244,960.17 = 8,426,188.42 : x
  2. Step 2: Convert to fraction form
    15,395,525.07/21,244,960.17 = 8,426,188.42/x
  3. Step 3: Cross multiply
    15,395,525.07x = 21,244,960.17 × 8,426,188.42
  4. Step 4: Simplify right side
    15,395,525.07x = 179,014,037,367,815.25
  5. Step 5: Solve for x
    x = 179,014,037,367,815.25/15,395,525.07
  6. Step 6: Final answer
    x = 11,627,666.91

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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.