Home / 20,717,610.41-28,581,232.43-19,757,080.01

Finding the Fourth Proportional to 20,717,610.41, 28,581,232.43 and 19,757,080.01

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Solution

The fourth proportional to 20,717,610.41, 28,581,232.43 and 19,757,080.01 is: 27,256,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,717,610.41 : 28,581,232.43 = 19,757,080.01 : x
  2. Step 2: Convert to fraction form
    20,717,610.41/28,581,232.43 = 19,757,080.01/x
  3. Step 3: Cross multiply
    20,717,610.41x = 28,581,232.43 × 19,757,080.01
  4. Step 4: Simplify right side
    20,717,610.41x = 564,681,695,662,225.12
  5. Step 5: Solve for x
    x = 564,681,695,662,225.12/20,717,610.41
  6. Step 6: Final answer
    x = 27,256,120.98

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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.