Home / 10,382,412.12-15,563,382.94-3,646,102.20

Finding the Fourth Proportional to 10,382,412.12, 15,563,382.94 and 3,646,102.20

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Solution

The fourth proportional to 10,382,412.12, 15,563,382.94 and 3,646,102.20 is: 5,465,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382,412.12 : 15,563,382.94 = 3,646,102.20 : x
  2. Step 2: Convert to fraction form
    10,382,412.12/15,563,382.94 = 3,646,102.20/x
  3. Step 3: Cross multiply
    10,382,412.12x = 15,563,382.94 × 3,646,102.20
  4. Step 4: Simplify right side
    10,382,412.12x = 56,745,684,776,976.47
  5. Step 5: Solve for x
    x = 56,745,684,776,976.47/10,382,412.12
  6. Step 6: Final answer
    x = 5,465,558.88

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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.