Home / 19,725,960.45-27,222,666.12-11,024,132.80

Finding the Fourth Proportional to 19,725,960.45, 27,222,666.12 and 11,024,132.80

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Solution

The fourth proportional to 19,725,960.45, 27,222,666.12 and 11,024,132.80 is: 15,213,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725,960.45 : 27,222,666.12 = 11,024,132.80 : x
  2. Step 2: Convert to fraction form
    19,725,960.45/27,222,666.12 = 11,024,132.80/x
  3. Step 3: Cross multiply
    19,725,960.45x = 27,222,666.12 × 11,024,132.80
  4. Step 4: Simplify right side
    19,725,960.45x = 300,106,286,421,820.06
  5. Step 5: Solve for x
    x = 300,106,286,421,820.06/19,725,960.45
  6. Step 6: Final answer
    x = 15,213,773.10

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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.