Home / 39,401,029.60-59,137,875-19,983,883.12

Finding the Fourth Proportional to 39,401,029.60, 59,137,875 and 19,983,883.12

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Solution

The fourth proportional to 39,401,029.60, 59,137,875 and 19,983,883.12 is: 29,994,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,401,029.60 : 59,137,875 = 19,983,883.12 : x
  2. Step 2: Convert to fraction form
    39,401,029.60/59,137,875 = 19,983,883.12/x
  3. Step 3: Cross multiply
    39,401,029.60x = 59,137,875 × 19,983,883.12
  4. Step 4: Simplify right side
    39,401,029.60x = 1,181,804,381,965,170
  5. Step 5: Solve for x
    x = 1,181,804,381,965,170/39,401,029.60
  6. Step 6: Final answer
    x = 29,994,251.27

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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.