Home / 11,808,112.08-17,712,448.39-3,172,223.53

Finding the Fourth Proportional to 11,808,112.08, 17,712,448.39 and 3,172,223.53

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Solution

The fourth proportional to 11,808,112.08, 17,712,448.39 and 3,172,223.53 is: 4,758,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808,112.08 : 17,712,448.39 = 3,172,223.53 : x
  2. Step 2: Convert to fraction form
    11,808,112.08/17,712,448.39 = 3,172,223.53/x
  3. Step 3: Cross multiply
    11,808,112.08x = 17,712,448.39 × 3,172,223.53
  4. Step 4: Simplify right side
    11,808,112.08x = 56,187,845,582,774.45
  5. Step 5: Solve for x
    x = 56,187,845,582,774.45/11,808,112.08
  6. Step 6: Final answer
    x = 4,758,410.59

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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.