Home / 15,288,797.23-21,098,525.95-8,413,279.29

Finding the Fourth Proportional to 15,288,797.23, 21,098,525.95 and 8,413,279.29

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Solution

The fourth proportional to 15,288,797.23, 21,098,525.95 and 8,413,279.29 is: 11,610,317.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288,797.23 : 21,098,525.95 = 8,413,279.29 : x
  2. Step 2: Convert to fraction form
    15,288,797.23/21,098,525.95 = 8,413,279.29/x
  3. Step 3: Cross multiply
    15,288,797.23x = 21,098,525.95 × 8,413,279.29
  4. Step 4: Simplify right side
    15,288,797.23x = 177,507,791,424,662.56
  5. Step 5: Solve for x
    x = 177,507,791,424,662.56/15,288,797.23
  6. Step 6: Final answer
    x = 11,610,317.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.