Home / 12,232,878.21-18,337,196.91-5,744,338.41

Finding the Fourth Proportional to 12,232,878.21, 18,337,196.91 and 5,744,338.41

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Solution

The fourth proportional to 12,232,878.21, 18,337,196.91 and 5,744,338.41 is: 8,610,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,232,878.21 : 18,337,196.91 = 5,744,338.41 : x
  2. Step 2: Convert to fraction form
    12,232,878.21/18,337,196.91 = 5,744,338.41/x
  3. Step 3: Cross multiply
    12,232,878.21x = 18,337,196.91 × 5,744,338.41
  4. Step 4: Simplify right side
    12,232,878.21x = 105,335,064,541,846.31
  5. Step 5: Solve for x
    x = 105,335,064,541,846.31/12,232,878.21
  6. Step 6: Final answer
    x = 8,610,816.09

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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.