Home / 10,601,333.20-15,901,999.80-3,869,966.80

Finding the Fourth Proportional to 10,601,333.20, 15,901,999.80 and 3,869,966.80

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Solution

The fourth proportional to 10,601,333.20, 15,901,999.80 and 3,869,966.80 is: 5,804,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601,333.20 : 15,901,999.80 = 3,869,966.80 : x
  2. Step 2: Convert to fraction form
    10,601,333.20/15,901,999.80 = 3,869,966.80/x
  3. Step 3: Cross multiply
    10,601,333.20x = 15,901,999.80 × 3,869,966.80
  4. Step 4: Simplify right side
    10,601,333.20x = 61,540,211,279,606.64
  5. Step 5: Solve for x
    x = 61,540,211,279,606.64/10,601,333.20
  6. Step 6: Final answer
    x = 5,804,950.20

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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.