Home / 19,644,958.70-29,480,724.10-11,009,042.45

Finding the Fourth Proportional to 19,644,958.70, 29,480,724.10 and 11,009,042.45

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Solution

The fourth proportional to 19,644,958.70, 29,480,724.10 and 11,009,042.45 is: 16,521,009.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644,958.70 : 29,480,724.10 = 11,009,042.45 : x
  2. Step 2: Convert to fraction form
    19,644,958.70/29,480,724.10 = 11,009,042.45/x
  3. Step 3: Cross multiply
    19,644,958.70x = 29,480,724.10 × 11,009,042.45
  4. Step 4: Simplify right side
    19,644,958.70x = 324,554,543,073,638.06
  5. Step 5: Solve for x
    x = 324,554,543,073,638.06/19,644,958.70
  6. Step 6: Final answer
    x = 16,521,009.18

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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.