Home / 19,615,665.56-27,070,912.13-10,913,856.21

Finding the Fourth Proportional to 19,615,665.56, 27,070,912.13 and 10,913,856.21

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Solution

The fourth proportional to 19,615,665.56, 27,070,912.13 and 10,913,856.21 is: 15,061,841.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,615,665.56 : 27,070,912.13 = 10,913,856.21 : x
  2. Step 2: Convert to fraction form
    19,615,665.56/27,070,912.13 = 10,913,856.21/x
  3. Step 3: Cross multiply
    19,615,665.56x = 27,070,912.13 × 10,913,856.21
  4. Step 4: Simplify right side
    19,615,665.56x = 295,448,042,405,795.56
  5. Step 5: Solve for x
    x = 295,448,042,405,795.56/19,615,665.56
  6. Step 6: Final answer
    x = 15,061,841.34

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Why These Related Problems?

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