Home / 7,371,990.12-11,050,636.80-3,526,719.24

Finding the Fourth Proportional to 7,371,990.12, 11,050,636.80 and 3,526,719.24

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Solution

The fourth proportional to 7,371,990.12, 11,050,636.80 and 3,526,719.24 is: 5,286,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371,990.12 : 11,050,636.80 = 3,526,719.24 : x
  2. Step 2: Convert to fraction form
    7,371,990.12/11,050,636.80 = 3,526,719.24/x
  3. Step 3: Cross multiply
    7,371,990.12x = 11,050,636.80 × 3,526,719.24
  4. Step 4: Simplify right side
    7,371,990.12x = 38,972,493,416,812.04
  5. Step 5: Solve for x
    x = 38,972,493,416,812.04/7,371,990.12
  6. Step 6: Final answer
    x = 5,286,563.44

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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.