Home / 54,004,212.21-81,011,240.34-17,603,259.33

Finding the Fourth Proportional to 54,004,212.21, 81,011,240.34 and 17,603,259.33

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Solution

The fourth proportional to 54,004,212.21, 81,011,240.34 and 17,603,259.33 is: 26,406,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004,212.21 : 81,011,240.34 = 17,603,259.33 : x
  2. Step 2: Convert to fraction form
    54,004,212.21/81,011,240.34 = 17,603,259.33/x
  3. Step 3: Cross multiply
    54,004,212.21x = 81,011,240.34 × 17,603,259.33
  4. Step 4: Simplify right side
    54,004,212.21x = 1,426,061,872,349,977.25
  5. Step 5: Solve for x
    x = 1,426,061,872,349,977.25/54,004,212.21
  6. Step 6: Final answer
    x = 26,406,493.38

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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.