Home / 7,101,290.16-9,799,288.20-4,003,923.60

Finding the Fourth Proportional to 7,101,290.16, 9,799,288.20 and 4,003,923.60

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Solution

The fourth proportional to 7,101,290.16, 9,799,288.20 and 4,003,923.60 is: 5,525,137.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,290.16 : 9,799,288.20 = 4,003,923.60 : x
  2. Step 2: Convert to fraction form
    7,101,290.16/9,799,288.20 = 4,003,923.60/x
  3. Step 3: Cross multiply
    7,101,290.16x = 9,799,288.20 × 4,003,923.60
  4. Step 4: Simplify right side
    7,101,290.16x = 39,235,601,287,181.52
  5. Step 5: Solve for x
    x = 39,235,601,287,181.52/7,101,290.16
  6. Step 6: Final answer
    x = 5,525,137.04

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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.