Home / 11,291,588.12-15,581,883.74-6,396,710.33

Finding the Fourth Proportional to 11,291,588.12, 15,581,883.74 and 6,396,710.33

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Solution

The fourth proportional to 11,291,588.12, 15,581,883.74 and 6,396,710.33 is: 8,827,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291,588.12 : 15,581,883.74 = 6,396,710.33 : x
  2. Step 2: Convert to fraction form
    11,291,588.12/15,581,883.74 = 6,396,710.33/x
  3. Step 3: Cross multiply
    11,291,588.12x = 15,581,883.74 × 6,396,710.33
  4. Step 4: Simplify right side
    11,291,588.12x = 99,672,796,687,488.19
  5. Step 5: Solve for x
    x = 99,672,796,687,488.19/11,291,588.12
  6. Step 6: Final answer
    x = 8,827,172.55

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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.