Home / 7,843,729.11-11,766,271.47-2,163,953.43

Finding the Fourth Proportional to 7,843,729.11, 11,766,271.47 and 2,163,953.43

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Solution

The fourth proportional to 7,843,729.11, 11,766,271.47 and 2,163,953.43 is: 3,246,117.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843,729.11 : 11,766,271.47 = 2,163,953.43 : x
  2. Step 2: Convert to fraction form
    7,843,729.11/11,766,271.47 = 2,163,953.43/x
  3. Step 3: Cross multiply
    7,843,729.11x = 11,766,271.47 × 2,163,953.43
  4. Step 4: Simplify right side
    7,843,729.11x = 25,461,663,505,817.64
  5. Step 5: Solve for x
    x = 25,461,663,505,817.64/7,843,729.11
  6. Step 6: Final answer
    x = 3,246,117.14

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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.