Home / 27,802,782.60-41,711,120.18-19,621,399.11

Finding the Fourth Proportional to 27,802,782.60, 41,711,120.18 and 19,621,399.11

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Solution

The fourth proportional to 27,802,782.60, 41,711,120.18 and 19,621,399.11 is: 29,437,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,802,782.60 : 41,711,120.18 = 19,621,399.11 : x
  2. Step 2: Convert to fraction form
    27,802,782.60/41,711,120.18 = 19,621,399.11/x
  3. Step 3: Cross multiply
    27,802,782.60x = 41,711,120.18 × 19,621,399.11
  4. Step 4: Simplify right side
    27,802,782.60x = 818,430,536,376,955
  5. Step 5: Solve for x
    x = 818,430,536,376,955/27,802,782.60
  6. Step 6: Final answer
    x = 29,437,000.90

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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.