Home / 7,438,387.60-11,152,332.60-3,396,811.60

Finding the Fourth Proportional to 7,438,387.60, 11,152,332.60 and 3,396,811.60

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Solution

The fourth proportional to 7,438,387.60, 11,152,332.60 and 3,396,811.60 is: 5,092,820.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,387.60 : 11,152,332.60 = 3,396,811.60 : x
  2. Step 2: Convert to fraction form
    7,438,387.60/11,152,332.60 = 3,396,811.60/x
  3. Step 3: Cross multiply
    7,438,387.60x = 11,152,332.60 × 3,396,811.60
  4. Step 4: Simplify right side
    7,438,387.60x = 37,882,372,742,738.16
  5. Step 5: Solve for x
    x = 37,882,372,742,738.16/7,438,387.60
  6. Step 6: Final answer
    x = 5,092,820.48

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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.