Home / 13,381,227.83-18,467,223.62-7,500,768

Finding the Fourth Proportional to 13,381,227.83, 18,467,223.62 and 7,500,768

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Solution

The fourth proportional to 13,381,227.83, 18,467,223.62 and 7,500,768 is: 10,351,692.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381,227.83 : 18,467,223.62 = 7,500,768 : x
  2. Step 2: Convert to fraction form
    13,381,227.83/18,467,223.62 = 7,500,768/x
  3. Step 3: Cross multiply
    13,381,227.83x = 18,467,223.62 × 7,500,768
  4. Step 4: Simplify right side
    13,381,227.83x = 138,518,359,996,492.06
  5. Step 5: Solve for x
    x = 138,518,359,996,492.06/13,381,227.83
  6. Step 6: Final answer
    x = 10,351,692.82

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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.