Home / 11,037,001.78-15,215,277.33-7,763,656.92

Finding the Fourth Proportional to 11,037,001.78, 15,215,277.33 and 7,763,656.92

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Solution

The fourth proportional to 11,037,001.78, 15,215,277.33 and 7,763,656.92 is: 10,702,742.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037,001.78 : 15,215,277.33 = 7,763,656.92 : x
  2. Step 2: Convert to fraction form
    11,037,001.78/15,215,277.33 = 7,763,656.92/x
  3. Step 3: Cross multiply
    11,037,001.78x = 15,215,277.33 × 7,763,656.92
  4. Step 4: Simplify right side
    11,037,001.78x = 118,126,193,075,716.33
  5. Step 5: Solve for x
    x = 118,126,193,075,716.33/11,037,001.78
  6. Step 6: Final answer
    x = 10,702,742.96

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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.