Home / 18,266,679.77-27,401,637.83-4,803,507.77

Finding the Fourth Proportional to 18,266,679.77, 27,401,637.83 and 4,803,507.77

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Solution

The fourth proportional to 18,266,679.77, 27,401,637.83 and 4,803,507.77 is: 7,205,687.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,679.77 : 27,401,637.83 = 4,803,507.77 : x
  2. Step 2: Convert to fraction form
    18,266,679.77/27,401,637.83 = 4,803,507.77/x
  3. Step 3: Cross multiply
    18,266,679.77x = 27,401,637.83 × 4,803,507.77
  4. Step 4: Simplify right side
    18,266,679.77x = 131,623,980,066,105.20
  5. Step 5: Solve for x
    x = 131,623,980,066,105.20/18,266,679.77
  6. Step 6: Final answer
    x = 7,205,687.17

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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.