Home / 72,021,748.13-108,032,899.22-17,434,244.33

Finding the Fourth Proportional to 72,021,748.13, 108,032,899.22 and 17,434,244.33

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Solution

The fourth proportional to 72,021,748.13, 108,032,899.22 and 17,434,244.33 is: 26,151,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,021,748.13 : 108,032,899.22 = 17,434,244.33 : x
  2. Step 2: Convert to fraction form
    72,021,748.13/108,032,899.22 = 17,434,244.33/x
  3. Step 3: Cross multiply
    72,021,748.13x = 108,032,899.22 × 17,434,244.33
  4. Step 4: Simplify right side
    72,021,748.13x = 1,883,471,960,052,410.75
  5. Step 5: Solve for x
    x = 1,883,471,960,052,410.75/72,021,748.13
  6. Step 6: Final answer
    x = 26,151,433.55

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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.