Home / 27,022,410.86-37,293,589.23-15,421,720.46

Finding the Fourth Proportional to 27,022,410.86, 37,293,589.23 and 15,421,720.46

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Solution

The fourth proportional to 27,022,410.86, 37,293,589.23 and 15,421,720.46 is: 21,283,493.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022,410.86 : 37,293,589.23 = 15,421,720.46 : x
  2. Step 2: Convert to fraction form
    27,022,410.86/37,293,589.23 = 15,421,720.46/x
  3. Step 3: Cross multiply
    27,022,410.86x = 37,293,589.23 × 15,421,720.46
  4. Step 4: Simplify right side
    27,022,410.86x = 575,131,308,055,126.62
  5. Step 5: Solve for x
    x = 575,131,308,055,126.62/27,022,410.86
  6. Step 6: Final answer
    x = 21,283,493.58

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1.5x scale

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.