Home / 5,169,928.28-7,134,221.60-2,846,368.36

Finding the Fourth Proportional to 5,169,928.28, 7,134,221.60 and 2,846,368.36

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Solution

The fourth proportional to 5,169,928.28, 7,134,221.60 and 2,846,368.36 is: 3,927,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,928.28 : 7,134,221.60 = 2,846,368.36 : x
  2. Step 2: Convert to fraction form
    5,169,928.28/7,134,221.60 = 2,846,368.36/x
  3. Step 3: Cross multiply
    5,169,928.28x = 7,134,221.60 × 2,846,368.36
  4. Step 4: Simplify right side
    5,169,928.28x = 20,306,622,600,698.39
  5. Step 5: Solve for x
    x = 20,306,622,600,698.39/5,169,928.28
  6. Step 6: Final answer
    x = 3,927,834.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.