Home / 13,003,754.28-19,506,540.21-5,222,669.15

Finding the Fourth Proportional to 13,003,754.28, 19,506,540.21 and 5,222,669.15

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Solution

The fourth proportional to 13,003,754.28, 19,506,540.21 and 5,222,669.15 is: 7,834,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,754.28 : 19,506,540.21 = 5,222,669.15 : x
  2. Step 2: Convert to fraction form
    13,003,754.28/19,506,540.21 = 5,222,669.15/x
  3. Step 3: Cross multiply
    13,003,754.28x = 19,506,540.21 × 5,222,669.15
  4. Step 4: Simplify right side
    13,003,754.28x = 101,876,205,680,468.81
  5. Step 5: Solve for x
    x = 101,876,205,680,468.81/13,003,754.28
  6. Step 6: Final answer
    x = 7,834,368.71

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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.