Home / 9,486,872.78-14,207,367.54-5,431,059.41

Finding the Fourth Proportional to 9,486,872.78, 14,207,367.54 and 5,431,059.41

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Solution

The fourth proportional to 9,486,872.78, 14,207,367.54 and 5,431,059.41 is: 8,133,455.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,872.78 : 14,207,367.54 = 5,431,059.41 : x
  2. Step 2: Convert to fraction form
    9,486,872.78/14,207,367.54 = 5,431,059.41/x
  3. Step 3: Cross multiply
    9,486,872.78x = 14,207,367.54 × 5,431,059.41
  4. Step 4: Simplify right side
    9,486,872.78x = 77,161,057,225,330.44
  5. Step 5: Solve for x
    x = 77,161,057,225,330.44/9,486,872.78
  6. Step 6: Final answer
    x = 8,133,455.46

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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.