Home / 27,802,781.60-41,711,118.68-19,621,398.11

Finding the Fourth Proportional to 27,802,781.60, 41,711,118.68 and 19,621,398.11

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Solution

The fourth proportional to 27,802,781.60, 41,711,118.68 and 19,621,398.11 is: 29,436,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,802,781.60 : 41,711,118.68 = 19,621,398.11 : x
  2. Step 2: Convert to fraction form
    27,802,781.60/41,711,118.68 = 19,621,398.11/x
  3. Step 3: Cross multiply
    27,802,781.60x = 41,711,118.68 × 19,621,398.11
  4. Step 4: Simplify right side
    27,802,781.60x = 818,430,465,074,235.62
  5. Step 5: Solve for x
    x = 818,430,465,074,235.62/27,802,781.60
  6. Step 6: Final answer
    x = 29,436,999.40

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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.