Home / 5,565,189.96-7,678,218.96-3,117,470.40

Finding the Fourth Proportional to 5,565,189.96, 7,678,218.96 and 3,117,470.40

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Solution

The fourth proportional to 5,565,189.96, 7,678,218.96 and 3,117,470.40 is: 4,301,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565,189.96 : 7,678,218.96 = 3,117,470.40 : x
  2. Step 2: Convert to fraction form
    5,565,189.96/7,678,218.96 = 3,117,470.40/x
  3. Step 3: Cross multiply
    5,565,189.96x = 7,678,218.96 × 3,117,470.40
  4. Step 4: Simplify right side
    5,565,189.96x = 23,936,620,332,518.78
  5. Step 5: Solve for x
    x = 23,936,620,332,518.78/5,565,189.96
  6. Step 6: Final answer
    x = 4,301,132.67

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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.