Home / 12,905,560.03-19,358,253.94-5,229,091.62

Finding the Fourth Proportional to 12,905,560.03, 19,358,253.94 and 5,229,091.62

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Solution

The fourth proportional to 12,905,560.03, 19,358,253.94 and 5,229,091.62 is: 7,843,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,905,560.03 : 19,358,253.94 = 5,229,091.62 : x
  2. Step 2: Convert to fraction form
    12,905,560.03/19,358,253.94 = 5,229,091.62/x
  3. Step 3: Cross multiply
    12,905,560.03x = 19,358,253.94 × 5,229,091.62
  4. Step 4: Simplify right side
    12,905,560.03x = 101,226,083,332,549.25
  5. Step 5: Solve for x
    x = 101,226,083,332,549.25/12,905,560.03
  6. Step 6: Final answer
    x = 7,843,602.53

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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.