Home / 16,670,017.79-25,005,865.34-5,311,352.15

Finding the Fourth Proportional to 16,670,017.79, 25,005,865.34 and 5,311,352.15

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Solution

The fourth proportional to 16,670,017.79, 25,005,865.34 and 5,311,352.15 is: 7,967,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670,017.79 : 25,005,865.34 = 5,311,352.15 : x
  2. Step 2: Convert to fraction form
    16,670,017.79/25,005,865.34 = 5,311,352.15/x
  3. Step 3: Cross multiply
    16,670,017.79x = 25,005,865.34 × 5,311,352.15
  4. Step 4: Simplify right side
    16,670,017.79x = 132,814,956,609,662.73
  5. Step 5: Solve for x
    x = 132,814,956,609,662.73/16,670,017.79
  6. Step 6: Final answer
    x = 7,967,295.43

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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.