Home / 19,045,736.04-28,561,293.18-8,108,991.48

Finding the Fourth Proportional to 19,045,736.04, 28,561,293.18 and 8,108,991.48

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Solution

The fourth proportional to 19,045,736.04, 28,561,293.18 and 8,108,991.48 is: 12,160,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045,736.04 : 28,561,293.18 = 8,108,991.48 : x
  2. Step 2: Convert to fraction form
    19,045,736.04/28,561,293.18 = 8,108,991.48/x
  3. Step 3: Cross multiply
    19,045,736.04x = 28,561,293.18 × 8,108,991.48
  4. Step 4: Simplify right side
    19,045,736.04x = 231,603,283,054,402.12
  5. Step 5: Solve for x
    x = 231,603,283,054,402.12/19,045,736.04
  6. Step 6: Final answer
    x = 12,160,374.51

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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.