Home / 18,995,774.40-28,425,552.32-16,445,760.64

Finding the Fourth Proportional to 18,995,774.40, 28,425,552.32 and 16,445,760.64

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Solution

The fourth proportional to 18,995,774.40, 28,425,552.32 and 16,445,760.64 is: 24,609,674.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995,774.40 : 28,425,552.32 = 16,445,760.64 : x
  2. Step 2: Convert to fraction form
    18,995,774.40/28,425,552.32 = 16,445,760.64/x
  3. Step 3: Cross multiply
    18,995,774.40x = 28,425,552.32 × 16,445,760.64
  4. Step 4: Simplify right side
    18,995,774.40x = 467,479,829,514,516.69
  5. Step 5: Solve for x
    x = 467,479,829,514,516.69/18,995,774.40
  6. Step 6: Final answer
    x = 24,609,674.75

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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.