Home / 57,939,987.30-86,896,497.83-21,565,508.06

Finding the Fourth Proportional to 57,939,987.30, 86,896,497.83 and 21,565,508.06

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Solution

The fourth proportional to 57,939,987.30, 86,896,497.83 and 21,565,508.06 is: 32,343,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,939,987.30 : 86,896,497.83 = 21,565,508.06 : x
  2. Step 2: Convert to fraction form
    57,939,987.30/86,896,497.83 = 21,565,508.06/x
  3. Step 3: Cross multiply
    57,939,987.30x = 86,896,497.83 × 21,565,508.06
  4. Step 4: Simplify right side
    57,939,987.30x = 1,873,967,123,796,327.50
  5. Step 5: Solve for x
    x = 1,873,967,123,796,327.50/57,939,987.30
  6. Step 6: Final answer
    x = 32,343,243.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.