Home / 27,208,252.12-37,550,040.06-20,320,776.76

Finding the Fourth Proportional to 27,208,252.12, 37,550,040.06 and 20,320,776.76

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Solution

The fourth proportional to 27,208,252.12, 37,550,040.06 and 20,320,776.76 is: 28,044,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208,252.12 : 37,550,040.06 = 20,320,776.76 : x
  2. Step 2: Convert to fraction form
    27,208,252.12/37,550,040.06 = 20,320,776.76/x
  3. Step 3: Cross multiply
    27,208,252.12x = 37,550,040.06 × 20,320,776.76
  4. Step 4: Simplify right side
    27,208,252.12x = 763,045,981,388,317.12
  5. Step 5: Solve for x
    x = 763,045,981,388,317.12/27,208,252.12
  6. Step 6: Final answer
    x = 28,044,652.70

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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.