Home / 7,336,403.20-11,006,573.10-6,543,178.30

Finding the Fourth Proportional to 7,336,403.20, 11,006,573.10 and 6,543,178.30

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Solution

The fourth proportional to 7,336,403.20, 11,006,573.10 and 6,543,178.30 is: 9,816,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336,403.20 : 11,006,573.10 = 6,543,178.30 : x
  2. Step 2: Convert to fraction form
    7,336,403.20/11,006,573.10 = 6,543,178.30/x
  3. Step 3: Cross multiply
    7,336,403.20x = 11,006,573.10 × 6,543,178.30
  4. Step 4: Simplify right side
    7,336,403.20x = 72,017,970,265,283.72
  5. Step 5: Solve for x
    x = 72,017,970,265,283.72/7,336,403.20
  6. Step 6: Final answer
    x = 9,816,522.93

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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.