Home / 17,485,871.40-26,228,807.10-12,384,037.80

Finding the Fourth Proportional to 17,485,871.40, 26,228,807.10 and 12,384,037.80

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Solution

The fourth proportional to 17,485,871.40, 26,228,807.10 and 12,384,037.80 is: 18,576,056.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485,871.40 : 26,228,807.10 = 12,384,037.80 : x
  2. Step 2: Convert to fraction form
    17,485,871.40/26,228,807.10 = 12,384,037.80/x
  3. Step 3: Cross multiply
    17,485,871.40x = 26,228,807.10 × 12,384,037.80
  4. Step 4: Simplify right side
    17,485,871.40x = 324,818,538,575,308.44
  5. Step 5: Solve for x
    x = 324,818,538,575,308.44/17,485,871.40
  6. Step 6: Final answer
    x = 18,576,056.70

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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.