Home / 5,387,423.80-8,090,466.90-2,867,999.80

Finding the Fourth Proportional to 5,387,423.80, 8,090,466.90 and 2,867,999.80

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Solution

The fourth proportional to 5,387,423.80, 8,090,466.90 and 2,867,999.80 is: 4,306,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387,423.80 : 8,090,466.90 = 2,867,999.80 : x
  2. Step 2: Convert to fraction form
    5,387,423.80/8,090,466.90 = 2,867,999.80/x
  3. Step 3: Cross multiply
    5,387,423.80x = 8,090,466.90 × 2,867,999.80
  4. Step 4: Simplify right side
    5,387,423.80x = 23,203,457,451,106.62
  5. Step 5: Solve for x
    x = 23,203,457,451,106.62/5,387,423.80
  6. Step 6: Final answer
    x = 4,306,967.17

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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.