Home / 7,211,242.54-10,818,307.22-2,662,318.98

Finding the Fourth Proportional to 7,211,242.54, 10,818,307.22 and 2,662,318.98

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Solution

The fourth proportional to 7,211,242.54, 10,818,307.22 and 2,662,318.98 is: 3,994,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,242.54 : 10,818,307.22 = 2,662,318.98 : x
  2. Step 2: Convert to fraction form
    7,211,242.54/10,818,307.22 = 2,662,318.98/x
  3. Step 3: Cross multiply
    7,211,242.54x = 10,818,307.22 × 2,662,318.98
  4. Step 4: Simplify right side
    7,211,242.54x = 28,801,784,643,277.04
  5. Step 5: Solve for x
    x = 28,801,784,643,277.04/7,211,242.54
  6. Step 6: Final answer
    x = 3,994,011.36

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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.