Home / 20,926,852.85-31,373,339.74-6,542,516.45

Finding the Fourth Proportional to 20,926,852.85, 31,373,339.74 and 6,542,516.45

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Solution

The fourth proportional to 20,926,852.85, 31,373,339.74 and 6,542,516.45 is: 9,808,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,926,852.85 : 31,373,339.74 = 6,542,516.45 : x
  2. Step 2: Convert to fraction form
    20,926,852.85/31,373,339.74 = 6,542,516.45/x
  3. Step 3: Cross multiply
    20,926,852.85x = 31,373,339.74 × 6,542,516.45
  4. Step 4: Simplify right side
    20,926,852.85x = 205,260,591,340,388.72
  5. Step 5: Solve for x
    x = 205,260,591,340,388.72/20,926,852.85
  6. Step 6: Final answer
    x = 9,808,478.74

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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.