Home / 69,134,050.36-103,701,110.10-18,015,939.64

Finding the Fourth Proportional to 69,134,050.36, 103,701,110.10 and 18,015,939.64

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Solution

The fourth proportional to 69,134,050.36, 103,701,110.10 and 18,015,939.64 is: 27,023,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,134,050.36 : 103,701,110.10 = 18,015,939.64 : x
  2. Step 2: Convert to fraction form
    69,134,050.36/103,701,110.10 = 18,015,939.64/x
  3. Step 3: Cross multiply
    69,134,050.36x = 103,701,110.10 × 18,015,939.64
  4. Step 4: Simplify right side
    69,134,050.36x = 1,868,272,940,162,594.25
  5. Step 5: Solve for x
    x = 1,868,272,940,162,594.25/69,134,050.36
  6. Step 6: Final answer
    x = 27,023,918.47

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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.