Home / 27,828,281.09-38,387,072.63-17,356,116.53

Finding the Fourth Proportional to 27,828,281.09, 38,387,072.63 and 17,356,116.53

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Solution

The fourth proportional to 27,828,281.09, 38,387,072.63 and 17,356,116.53 is: 23,941,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828,281.09 : 38,387,072.63 = 17,356,116.53 : x
  2. Step 2: Convert to fraction form
    27,828,281.09/38,387,072.63 = 17,356,116.53/x
  3. Step 3: Cross multiply
    27,828,281.09x = 38,387,072.63 × 17,356,116.53
  4. Step 4: Simplify right side
    27,828,281.09x = 666,250,505,811,853.62
  5. Step 5: Solve for x
    x = 666,250,505,811,853.62/27,828,281.09
  6. Step 6: Final answer
    x = 23,941,489.73

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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.