Home / 11,985,595.19-17,991,186.72-5,165,534.10

Finding the Fourth Proportional to 11,985,595.19, 17,991,186.72 and 5,165,534.10

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Solution

The fourth proportional to 11,985,595.19, 17,991,186.72 and 5,165,534.10 is: 7,753,815.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985,595.19 : 17,991,186.72 = 5,165,534.10 : x
  2. Step 2: Convert to fraction form
    11,985,595.19/17,991,186.72 = 5,165,534.10/x
  3. Step 3: Cross multiply
    11,985,595.19x = 17,991,186.72 × 5,165,534.10
  4. Step 4: Simplify right side
    11,985,595.19x = 92,934,088,475,799.47
  5. Step 5: Solve for x
    x = 92,934,088,475,799.47/11,985,595.19
  6. Step 6: Final answer
    x = 7,753,815.06

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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.