Home / 10,878,222.88-16,315,560.64-3,200,071.92

Finding the Fourth Proportional to 10,878,222.88, 16,315,560.64 and 3,200,071.92

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Solution

The fourth proportional to 10,878,222.88, 16,315,560.64 and 3,200,071.92 is: 4,799,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,878,222.88 : 16,315,560.64 = 3,200,071.92 : x
  2. Step 2: Convert to fraction form
    10,878,222.88/16,315,560.64 = 3,200,071.92/x
  3. Step 3: Cross multiply
    10,878,222.88x = 16,315,560.64 × 3,200,071.92
  4. Step 4: Simplify right side
    10,878,222.88x = 52,210,967,463,121.23
  5. Step 5: Solve for x
    x = 52,210,967,463,121.23/10,878,222.88
  6. Step 6: Final answer
    x = 4,799,586.11

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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.