Home / 20,542,377.64-30,818,683.52-6,165,711.40

Finding the Fourth Proportional to 20,542,377.64, 30,818,683.52 and 6,165,711.40

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Solution

The fourth proportional to 20,542,377.64, 30,818,683.52 and 6,165,711.40 is: 9,250,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,542,377.64 : 30,818,683.52 = 6,165,711.40 : x
  2. Step 2: Convert to fraction form
    20,542,377.64/30,818,683.52 = 6,165,711.40/x
  3. Step 3: Cross multiply
    20,542,377.64x = 30,818,683.52 × 6,165,711.40
  4. Step 4: Simplify right side
    20,542,377.64x = 190,019,108,312,256.12
  5. Step 5: Solve for x
    x = 190,019,108,312,256.12/20,542,377.64
  6. Step 6: Final answer
    x = 9,250,102.96

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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.