Home / 10,576,561.86-15,866,255.08-4,185,319.54

Finding the Fourth Proportional to 10,576,561.86, 15,866,255.08 and 4,185,319.54

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Solution

The fourth proportional to 10,576,561.86, 15,866,255.08 and 4,185,319.54 is: 6,278,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576,561.86 : 15,866,255.08 = 4,185,319.54 : x
  2. Step 2: Convert to fraction form
    10,576,561.86/15,866,255.08 = 4,185,319.54/x
  3. Step 3: Cross multiply
    10,576,561.86x = 15,866,255.08 × 4,185,319.54
  4. Step 4: Simplify right side
    10,576,561.86x = 66,405,347,412,948.27
  5. Step 5: Solve for x
    x = 66,405,347,412,948.27/10,576,561.86
  6. Step 6: Final answer
    x = 6,278,538.18

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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.