Home / 7,878,233.92-10,880,930.82-5,295,430.66

Finding the Fourth Proportional to 7,878,233.92, 10,880,930.82 and 5,295,430.66

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Solution

The fourth proportional to 7,878,233.92, 10,880,930.82 and 5,295,430.66 is: 7,313,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878,233.92 : 10,880,930.82 = 5,295,430.66 : x
  2. Step 2: Convert to fraction form
    7,878,233.92/10,880,930.82 = 5,295,430.66/x
  3. Step 3: Cross multiply
    7,878,233.92x = 10,880,930.82 × 5,295,430.66
  4. Step 4: Simplify right side
    7,878,233.92x = 57,619,214,673,566.95
  5. Step 5: Solve for x
    x = 57,619,214,673,566.95/7,878,233.92
  6. Step 6: Final answer
    x = 7,313,722.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.