Home / 7,663,601.57-11,495,673.92-1,906,365.20

Finding the Fourth Proportional to 7,663,601.57, 11,495,673.92 and 1,906,365.20

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Solution

The fourth proportional to 7,663,601.57, 11,495,673.92 and 1,906,365.20 is: 2,859,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663,601.57 : 11,495,673.92 = 1,906,365.20 : x
  2. Step 2: Convert to fraction form
    7,663,601.57/11,495,673.92 = 1,906,365.20/x
  3. Step 3: Cross multiply
    7,663,601.57x = 11,495,673.92 × 1,906,365.20
  4. Step 4: Simplify right side
    7,663,601.57x = 21,914,952,658,923.13
  5. Step 5: Solve for x
    x = 21,914,952,658,923.13/7,663,601.57
  6. Step 6: Final answer
    x = 2,859,615.35

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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.