Home / 7,938,390.14-10,961,149.05-6,099,950.55

Finding the Fourth Proportional to 7,938,390.14, 10,961,149.05 and 6,099,950.55

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Solution

The fourth proportional to 7,938,390.14, 10,961,149.05 and 6,099,950.55 is: 8,422,673.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,390.14 : 10,961,149.05 = 6,099,950.55 : x
  2. Step 2: Convert to fraction form
    7,938,390.14/10,961,149.05 = 6,099,950.55/x
  3. Step 3: Cross multiply
    7,938,390.14x = 10,961,149.05 × 6,099,950.55
  4. Step 4: Simplify right side
    7,938,390.14x = 66,862,467,176,179.48
  5. Step 5: Solve for x
    x = 66,862,467,176,179.48/7,938,390.14
  6. Step 6: Final answer
    x = 8,422,673.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.