Home / 21,581,168.64-32,343,845.76-16,147,184.64

Finding the Fourth Proportional to 21,581,168.64, 32,343,845.76 and 16,147,184.64

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Solution

The fourth proportional to 21,581,168.64, 32,343,845.76 and 16,147,184.64 is: 24,199,896.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,168.64 : 32,343,845.76 = 16,147,184.64 : x
  2. Step 2: Convert to fraction form
    21,581,168.64/32,343,845.76 = 16,147,184.64/x
  3. Step 3: Cross multiply
    21,581,168.64x = 32,343,845.76 × 16,147,184.64
  4. Step 4: Simplify right side
    21,581,168.64x = 522,262,049,454,401.19
  5. Step 5: Solve for x
    x = 522,262,049,454,401.19/21,581,168.64
  6. Step 6: Final answer
    x = 24,199,896.59

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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.