Home / 11,720,491.13-17,581,401-3,634,616.31

Finding the Fourth Proportional to 11,720,491.13, 17,581,401 and 3,634,616.31

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Solution

The fourth proportional to 11,720,491.13, 17,581,401 and 3,634,616.31 is: 5,452,130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,720,491.13 : 17,581,401 = 3,634,616.31 : x
  2. Step 2: Convert to fraction form
    11,720,491.13/17,581,401 = 3,634,616.31/x
  3. Step 3: Cross multiply
    11,720,491.13x = 17,581,401 × 3,634,616.31
  4. Step 4: Simplify right side
    11,720,491.13x = 63,901,646,909,663.12
  5. Step 5: Solve for x
    x = 63,901,646,909,663.12/11,720,491.13
  6. Step 6: Final answer
    x = 5,452,130.48

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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.