Home / 10,778,051.20-16,171,353.60-4,388,771.20

Finding the Fourth Proportional to 10,778,051.20, 16,171,353.60 and 4,388,771.20

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Solution

The fourth proportional to 10,778,051.20, 16,171,353.60 and 4,388,771.20 is: 6,584,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,051.20 : 16,171,353.60 = 4,388,771.20 : x
  2. Step 2: Convert to fraction form
    10,778,051.20/16,171,353.60 = 4,388,771.20/x
  3. Step 3: Cross multiply
    10,778,051.20x = 16,171,353.60 × 4,388,771.20
  4. Step 4: Simplify right side
    10,778,051.20x = 70,972,370,944,696.33
  5. Step 5: Solve for x
    x = 70,972,370,944,696.33/10,778,051.20
  6. Step 6: Final answer
    x = 6,584,898.29

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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.