Home / 7,022,432.50-9,690,956.86-3,803,168.50

Finding the Fourth Proportional to 7,022,432.50, 9,690,956.86 and 3,803,168.50

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Solution

The fourth proportional to 7,022,432.50, 9,690,956.86 and 3,803,168.50 is: 5,248,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,432.50 : 9,690,956.86 = 3,803,168.50 : x
  2. Step 2: Convert to fraction form
    7,022,432.50/9,690,956.86 = 3,803,168.50/x
  3. Step 3: Cross multiply
    7,022,432.50x = 9,690,956.86 × 3,803,168.50
  4. Step 4: Simplify right side
    7,022,432.50x = 36,856,341,864,810.91
  5. Step 5: Solve for x
    x = 36,856,341,864,810.91/7,022,432.50
  6. Step 6: Final answer
    x = 5,248,372.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.