Home / 18,266,593-27,401,507.88-4,803,421

Finding the Fourth Proportional to 18,266,593, 27,401,507.88 and 4,803,421

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Solution

The fourth proportional to 18,266,593, 27,401,507.88 and 4,803,421 is: 7,205,557.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,593 : 27,401,507.88 = 4,803,421 : x
  2. Step 2: Convert to fraction form
    18,266,593/27,401,507.88 = 4,803,421/x
  3. Step 3: Cross multiply
    18,266,593x = 27,401,507.88 × 4,803,421
  4. Step 4: Simplify right side
    18,266,593x = 131,620,978,382,457.47
  5. Step 5: Solve for x
    x = 131,620,978,382,457.47/18,266,593
  6. Step 6: Final answer
    x = 7,205,557.07

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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.