Home / 38,883,586.02-53,659,797.38-21,479,566.38

Finding the Fourth Proportional to 38,883,586.02, 53,659,797.38 and 21,479,566.38

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Solution

The fourth proportional to 38,883,586.02, 53,659,797.38 and 21,479,566.38 is: 29,642,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883,586.02 : 53,659,797.38 = 21,479,566.38 : x
  2. Step 2: Convert to fraction form
    38,883,586.02/53,659,797.38 = 21,479,566.38/x
  3. Step 3: Cross multiply
    38,883,586.02x = 53,659,797.38 × 21,479,566.38
  4. Step 4: Simplify right side
    38,883,586.02x = 1,152,589,179,761,060
  5. Step 5: Solve for x
    x = 1,152,589,179,761,060/38,883,586.02
  6. Step 6: Final answer
    x = 29,642,049.45

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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.