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Finding the Fourth Proportional to 6,648,447.33, 9,974,447.93 and 2,388,652.47

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Solution

The fourth proportional to 6,648,447.33, 9,974,447.93 and 2,388,652.47 is: 3,583,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,447.33 : 9,974,447.93 = 2,388,652.47 : x
  2. Step 2: Convert to fraction form
    6,648,447.33/9,974,447.93 = 2,388,652.47/x
  3. Step 3: Cross multiply
    6,648,447.33x = 9,974,447.93 × 2,388,652.47
  4. Step 4: Simplify right side
    6,648,447.33x = 23,825,489,690,852.52
  5. Step 5: Solve for x
    x = 23,825,489,690,852.52/6,648,447.33
  6. Step 6: Final answer
    x = 3,583,617.12

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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.