Home / 5,394,047.16-7,443,151.02-2,979,455.16

Finding the Fourth Proportional to 5,394,047.16, 7,443,151.02 and 2,979,455.16

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Solution

The fourth proportional to 5,394,047.16, 7,443,151.02 and 2,979,455.16 is: 4,111,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,047.16 : 7,443,151.02 = 2,979,455.16 : x
  2. Step 2: Convert to fraction form
    5,394,047.16/7,443,151.02 = 2,979,455.16/x
  3. Step 3: Cross multiply
    5,394,047.16x = 7,443,151.02 × 2,979,455.16
  4. Step 4: Simplify right side
    5,394,047.16x = 22,176,534,713,198.26
  5. Step 5: Solve for x
    x = 22,176,534,713,198.26/5,394,047.16
  6. Step 6: Final answer
    x = 4,111,297.89

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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.