Home / 7,442,893.70-11,164,340.55-7,379,908.10

Finding the Fourth Proportional to 7,442,893.70, 11,164,340.55 and 7,379,908.10

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Solution

The fourth proportional to 7,442,893.70, 11,164,340.55 and 7,379,908.10 is: 11,069,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442,893.70 : 11,164,340.55 = 7,379,908.10 : x
  2. Step 2: Convert to fraction form
    7,442,893.70/11,164,340.55 = 7,379,908.10/x
  3. Step 3: Cross multiply
    7,442,893.70x = 11,164,340.55 × 7,379,908.10
  4. Step 4: Simplify right side
    7,442,893.70x = 82,391,807,256,103.45
  5. Step 5: Solve for x
    x = 82,391,807,256,103.45/7,442,893.70
  6. Step 6: Final answer
    x = 11,069,862.15

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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.