Home / 10,778,736.40-16,168,104.60-5,110,032.40

Finding the Fourth Proportional to 10,778,736.40, 16,168,104.60 and 5,110,032.40

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Solution

The fourth proportional to 10,778,736.40, 16,168,104.60 and 5,110,032.40 is: 7,665,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,736.40 : 16,168,104.60 = 5,110,032.40 : x
  2. Step 2: Convert to fraction form
    10,778,736.40/16,168,104.60 = 5,110,032.40/x
  3. Step 3: Cross multiply
    10,778,736.40x = 16,168,104.60 × 5,110,032.40
  4. Step 4: Simplify right side
    10,778,736.40x = 82,619,538,352,589.05
  5. Step 5: Solve for x
    x = 82,619,538,352,589.05/10,778,736.40
  6. Step 6: Final answer
    x = 7,665,048.60

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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.