Home / 12,299,251.60-18,448,877.40-5,475,811.60

Finding the Fourth Proportional to 12,299,251.60, 18,448,877.40 and 5,475,811.60

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Solution

The fourth proportional to 12,299,251.60, 18,448,877.40 and 5,475,811.60 is: 8,213,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,251.60 : 18,448,877.40 = 5,475,811.60 : x
  2. Step 2: Convert to fraction form
    12,299,251.60/18,448,877.40 = 5,475,811.60/x
  3. Step 3: Cross multiply
    12,299,251.60x = 18,448,877.40 × 5,475,811.60
  4. Step 4: Simplify right side
    12,299,251.60x = 101,022,576,873,897.83
  5. Step 5: Solve for x
    x = 101,022,576,873,897.83/12,299,251.60
  6. Step 6: Final answer
    x = 8,213,717.40

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1.5x scale

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.