Home / 27,229,190.40-37,578,058.56-15,630,508.80

Finding the Fourth Proportional to 27,229,190.40, 37,578,058.56 and 15,630,508.80

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Solution

The fourth proportional to 27,229,190.40, 37,578,058.56 and 15,630,508.80 is: 21,571,121.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,229,190.40 : 37,578,058.56 = 15,630,508.80 : x
  2. Step 2: Convert to fraction form
    27,229,190.40/37,578,058.56 = 15,630,508.80/x
  3. Step 3: Cross multiply
    27,229,190.40x = 37,578,058.56 × 15,630,508.80
  4. Step 4: Simplify right side
    27,229,190.40x = 587,364,175,008,995.38
  5. Step 5: Solve for x
    x = 587,364,175,008,995.38/27,229,190.40
  6. Step 6: Final answer
    x = 21,571,121.52

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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.