Home / 18,664,064.70-27,996,097.05-11,087,130.30

Finding the Fourth Proportional to 18,664,064.70, 27,996,097.05 and 11,087,130.30

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Solution

The fourth proportional to 18,664,064.70, 27,996,097.05 and 11,087,130.30 is: 16,630,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,664,064.70 : 27,996,097.05 = 11,087,130.30 : x
  2. Step 2: Convert to fraction form
    18,664,064.70/27,996,097.05 = 11,087,130.30/x
  3. Step 3: Cross multiply
    18,664,064.70x = 27,996,097.05 × 11,087,130.30
  4. Step 4: Simplify right side
    18,664,064.70x = 310,396,375,884,795.62
  5. Step 5: Solve for x
    x = 310,396,375,884,795.62/18,664,064.70
  6. Step 6: Final answer
    x = 16,630,695.45

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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.