Home / 7,193,926.90-9,927,323.70-3,930,853.64

Finding the Fourth Proportional to 7,193,926.90, 9,927,323.70 and 3,930,853.64

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Solution

The fourth proportional to 7,193,926.90, 9,927,323.70 and 3,930,853.64 is: 5,424,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,926.90 : 9,927,323.70 = 3,930,853.64 : x
  2. Step 2: Convert to fraction form
    7,193,926.90/9,927,323.70 = 3,930,853.64/x
  3. Step 3: Cross multiply
    7,193,926.90x = 9,927,323.70 × 3,930,853.64
  4. Step 4: Simplify right side
    7,193,926.90x = 39,022,856,501,603.27
  5. Step 5: Solve for x
    x = 39,022,856,501,603.27/7,193,926.90
  6. Step 6: Final answer
    x = 5,424,416.60

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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.