Home / 10,675,621.80-16,013,432.70-5,285,104.20

Finding the Fourth Proportional to 10,675,621.80, 16,013,432.70 and 5,285,104.20

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Solution

The fourth proportional to 10,675,621.80, 16,013,432.70 and 5,285,104.20 is: 7,927,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675,621.80 : 16,013,432.70 = 5,285,104.20 : x
  2. Step 2: Convert to fraction form
    10,675,621.80/16,013,432.70 = 5,285,104.20/x
  3. Step 3: Cross multiply
    10,675,621.80x = 16,013,432.70 × 5,285,104.20
  4. Step 4: Simplify right side
    10,675,621.80x = 84,632,660,419,187.34
  5. Step 5: Solve for x
    x = 84,632,660,419,187.34/10,675,621.80
  6. Step 6: Final answer
    x = 7,927,656.30

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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.