Home / 8,680,879.20-13,017,632.40-4,194,530.40

Finding the Fourth Proportional to 8,680,879.20, 13,017,632.40 and 4,194,530.40

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Solution

The fourth proportional to 8,680,879.20, 13,017,632.40 and 4,194,530.40 is: 6,290,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,879.20 : 13,017,632.40 = 4,194,530.40 : x
  2. Step 2: Convert to fraction form
    8,680,879.20/13,017,632.40 = 4,194,530.40/x
  3. Step 3: Cross multiply
    8,680,879.20x = 13,017,632.40 × 4,194,530.40
  4. Step 4: Simplify right side
    8,680,879.20x = 54,602,854,837,824.97
  5. Step 5: Solve for x
    x = 54,602,854,837,824.97/8,680,879.20
  6. Step 6: Final answer
    x = 6,290,014.36

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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.