Home / 8,625,429.60-11,906,918.64-5,571,133.44

Finding the Fourth Proportional to 8,625,429.60, 11,906,918.64 and 5,571,133.44

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Solution

The fourth proportional to 8,625,429.60, 11,906,918.64 and 5,571,133.44 is: 7,690,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625,429.60 : 11,906,918.64 = 5,571,133.44 : x
  2. Step 2: Convert to fraction form
    8,625,429.60/11,906,918.64 = 5,571,133.44/x
  3. Step 3: Cross multiply
    8,625,429.60x = 11,906,918.64 × 5,571,133.44
  4. Step 4: Simplify right side
    8,625,429.60x = 66,335,032,602,663.33
  5. Step 5: Solve for x
    x = 66,335,032,602,663.33/8,625,429.60
  6. Step 6: Final answer
    x = 7,690,635.21

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1.5x scale

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.