Home / 6,408,320.61-8,843,495.43-3,507,896.58

Finding the Fourth Proportional to 6,408,320.61, 8,843,495.43 and 3,507,896.58

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Solution

The fourth proportional to 6,408,320.61, 8,843,495.43 and 3,507,896.58 is: 4,840,904.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408,320.61 : 8,843,495.43 = 3,507,896.58 : x
  2. Step 2: Convert to fraction form
    6,408,320.61/8,843,495.43 = 3,507,896.58/x
  3. Step 3: Cross multiply
    6,408,320.61x = 8,843,495.43 × 3,507,896.58
  4. Step 4: Simplify right side
    6,408,320.61x = 31,022,067,374,142.63
  5. Step 5: Solve for x
    x = 31,022,067,374,142.63/6,408,320.61
  6. Step 6: Final answer
    x = 4,840,904.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.