Home / 10,314,077.36-15,471,208.20-4,247,368.88

Finding the Fourth Proportional to 10,314,077.36, 15,471,208.20 and 4,247,368.88

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Solution

The fourth proportional to 10,314,077.36, 15,471,208.20 and 4,247,368.88 is: 6,371,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314,077.36 : 15,471,208.20 = 4,247,368.88 : x
  2. Step 2: Convert to fraction form
    10,314,077.36/15,471,208.20 = 4,247,368.88/x
  3. Step 3: Cross multiply
    10,314,077.36x = 15,471,208.20 × 4,247,368.88
  4. Step 4: Simplify right side
    10,314,077.36x = 65,711,928,244,680.81
  5. Step 5: Solve for x
    x = 65,711,928,244,680.81/10,314,077.36
  6. Step 6: Final answer
    x = 6,371,091.27

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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.