Home / 10,190,007.78-15,287,256.96-4,433,645.19

Finding the Fourth Proportional to 10,190,007.78, 15,287,256.96 and 4,433,645.19

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Solution

The fourth proportional to 10,190,007.78, 15,287,256.96 and 4,433,645.19 is: 6,651,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190,007.78 : 15,287,256.96 = 4,433,645.19 : x
  2. Step 2: Convert to fraction form
    10,190,007.78/15,287,256.96 = 4,433,645.19/x
  3. Step 3: Cross multiply
    10,190,007.78x = 15,287,256.96 × 4,433,645.19
  4. Step 4: Simplify right side
    10,190,007.78x = 67,778,273,288,998.03
  5. Step 5: Solve for x
    x = 67,778,273,288,998.03/10,190,007.78
  6. Step 6: Final answer
    x = 6,651,444.70

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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.