Home / 13,358,678.56-20,022,074.61-7,294,936.75

Finding the Fourth Proportional to 13,358,678.56, 20,022,074.61 and 7,294,936.75

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Solution

The fourth proportional to 13,358,678.56, 20,022,074.61 and 7,294,936.75 is: 10,933,698.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,358,678.56 : 20,022,074.61 = 7,294,936.75 : x
  2. Step 2: Convert to fraction form
    13,358,678.56/20,022,074.61 = 7,294,936.75/x
  3. Step 3: Cross multiply
    13,358,678.56x = 20,022,074.61 × 7,294,936.75
  4. Step 4: Simplify right side
    13,358,678.56x = 146,059,767,883,730.91
  5. Step 5: Solve for x
    x = 146,059,767,883,730.91/13,358,678.56
  6. Step 6: Final answer
    x = 10,933,698.81

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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.