Home / 9,861,363.72-13,608,420.87-5,510,485.77

Finding the Fourth Proportional to 9,861,363.72, 13,608,420.87 and 5,510,485.77

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Solution

The fourth proportional to 9,861,363.72, 13,608,420.87 and 5,510,485.77 is: 7,604,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,363.72 : 13,608,420.87 = 5,510,485.77 : x
  2. Step 2: Convert to fraction form
    9,861,363.72/13,608,420.87 = 5,510,485.77/x
  3. Step 3: Cross multiply
    9,861,363.72x = 13,608,420.87 × 5,510,485.77
  4. Step 4: Simplify right side
    9,861,363.72x = 74,989,009,556,306.02
  5. Step 5: Solve for x
    x = 74,989,009,556,306.02/9,861,363.72
  6. Step 6: Final answer
    x = 7,604,324.48

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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.