Home / 10,728,048.20-16,092,072.30-10,653,398.60

Finding the Fourth Proportional to 10,728,048.20, 16,092,072.30 and 10,653,398.60

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Solution

The fourth proportional to 10,728,048.20, 16,092,072.30 and 10,653,398.60 is: 15,980,097.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,048.20 : 16,092,072.30 = 10,653,398.60 : x
  2. Step 2: Convert to fraction form
    10,728,048.20/16,092,072.30 = 10,653,398.60/x
  3. Step 3: Cross multiply
    10,728,048.20x = 16,092,072.30 × 10,653,398.60
  4. Step 4: Simplify right side
    10,728,048.20x = 171,435,260,511,918.78
  5. Step 5: Solve for x
    x = 171,435,260,511,918.78/10,728,048.20
  6. Step 6: Final answer
    x = 15,980,097.90

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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.