Home / 12,945,500.58-19,414,888.26-3,845,459.22

Finding the Fourth Proportional to 12,945,500.58, 19,414,888.26 and 3,845,459.22

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Solution

The fourth proportional to 12,945,500.58, 19,414,888.26 and 3,845,459.22 is: 5,767,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,945,500.58 : 19,414,888.26 = 3,845,459.22 : x
  2. Step 2: Convert to fraction form
    12,945,500.58/19,414,888.26 = 3,845,459.22/x
  3. Step 3: Cross multiply
    12,945,500.58x = 19,414,888.26 × 3,845,459.22
  4. Step 4: Simplify right side
    12,945,500.58x = 74,659,161,064,686.77
  5. Step 5: Solve for x
    x = 74,659,161,064,686.77/12,945,500.58
  6. Step 6: Final answer
    x = 5,767,189.97

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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.