Home / 18,190,777.32-25,100,890.34-10,849,472.08

Finding the Fourth Proportional to 18,190,777.32, 25,100,890.34 and 10,849,472.08

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Solution

The fourth proportional to 18,190,777.32, 25,100,890.34 and 10,849,472.08 is: 14,970,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,777.32 : 25,100,890.34 = 10,849,472.08 : x
  2. Step 2: Convert to fraction form
    18,190,777.32/25,100,890.34 = 10,849,472.08/x
  3. Step 3: Cross multiply
    18,190,777.32x = 25,100,890.34 × 10,849,472.08
  4. Step 4: Simplify right side
    18,190,777.32x = 272,331,408,926,971.72
  5. Step 5: Solve for x
    x = 272,331,408,926,971.72/18,190,777.32
  6. Step 6: Final answer
    x = 14,970,850.57

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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.