Home / 11,018,720.73-16,528,119.29-3,342,431.32

Finding the Fourth Proportional to 11,018,720.73, 16,528,119.29 and 3,342,431.32

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Solution

The fourth proportional to 11,018,720.73, 16,528,119.29 and 3,342,431.32 is: 5,013,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,720.73 : 16,528,119.29 = 3,342,431.32 : x
  2. Step 2: Convert to fraction form
    11,018,720.73/16,528,119.29 = 3,342,431.32/x
  3. Step 3: Cross multiply
    11,018,720.73x = 16,528,119.29 × 3,342,431.32
  4. Step 4: Simplify right side
    11,018,720.73x = 55,244,103,575,592.16
  5. Step 5: Solve for x
    x = 55,244,103,575,592.16/11,018,720.73
  6. Step 6: Final answer
    x = 5,013,658.57

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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.