Home / 5,345,971.20-8,021,260.80-3,104,025.60

Finding the Fourth Proportional to 5,345,971.20, 8,021,260.80 and 3,104,025.60

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Solution

The fourth proportional to 5,345,971.20, 8,021,260.80 and 3,104,025.60 is: 4,657,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,971.20 : 8,021,260.80 = 3,104,025.60 : x
  2. Step 2: Convert to fraction form
    5,345,971.20/8,021,260.80 = 3,104,025.60/x
  3. Step 3: Cross multiply
    5,345,971.20x = 8,021,260.80 × 3,104,025.60
  4. Step 4: Simplify right side
    5,345,971.20x = 24,898,198,867,476.48
  5. Step 5: Solve for x
    x = 24,898,198,867,476.48/5,345,971.20
  6. Step 6: Final answer
    x = 4,657,376.17

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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.