Home / 19,623,269.82-29,432,662.41-5,247,459.06

Finding the Fourth Proportional to 19,623,269.82, 29,432,662.41 and 5,247,459.06

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Solution

The fourth proportional to 19,623,269.82, 29,432,662.41 and 5,247,459.06 is: 7,870,588.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623,269.82 : 29,432,662.41 = 5,247,459.06 : x
  2. Step 2: Convert to fraction form
    19,623,269.82/29,432,662.41 = 5,247,459.06/x
  3. Step 3: Cross multiply
    19,623,269.82x = 29,432,662.41 × 5,247,459.06
  4. Step 4: Simplify right side
    19,623,269.82x = 154,446,691,023,275.94
  5. Step 5: Solve for x
    x = 154,446,691,023,275.94/19,623,269.82
  6. Step 6: Final answer
    x = 7,870,588.97

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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.