Home / 12,005,775.18-16,556,777.76-11,114,061.17

Finding the Fourth Proportional to 12,005,775.18, 16,556,777.76 and 11,114,061.17

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Solution

The fourth proportional to 12,005,775.18, 16,556,777.76 and 11,114,061.17 is: 15,327,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,775.18 : 16,556,777.76 = 11,114,061.17 : x
  2. Step 2: Convert to fraction form
    12,005,775.18/16,556,777.76 = 11,114,061.17/x
  3. Step 3: Cross multiply
    12,005,775.18x = 16,556,777.76 × 11,114,061.17
  4. Step 4: Simplify right side
    12,005,775.18x = 184,013,040,761,629.41
  5. Step 5: Solve for x
    x = 184,013,040,761,629.41/12,005,775.18
  6. Step 6: Final answer
    x = 15,327,043.69

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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.