Home / 8,887,616.40-13,331,424.60-7,823,859.60

Finding the Fourth Proportional to 8,887,616.40, 13,331,424.60 and 7,823,859.60

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Solution

The fourth proportional to 8,887,616.40, 13,331,424.60 and 7,823,859.60 is: 11,735,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,616.40 : 13,331,424.60 = 7,823,859.60 : x
  2. Step 2: Convert to fraction form
    8,887,616.40/13,331,424.60 = 7,823,859.60/x
  3. Step 3: Cross multiply
    8,887,616.40x = 13,331,424.60 × 7,823,859.60
  4. Step 4: Simplify right side
    8,887,616.40x = 104,303,194,338,386.16
  5. Step 5: Solve for x
    x = 104,303,194,338,386.16/8,887,616.40
  6. Step 6: Final answer
    x = 11,735,789.40

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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.