Home / 16,720,621-25,074,913.02-5,787,840.04

Finding the Fourth Proportional to 16,720,621, 25,074,913.02 and 5,787,840.04

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Solution

The fourth proportional to 16,720,621, 25,074,913.02 and 5,787,840.04 is: 8,679,676.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720,621 : 25,074,913.02 = 5,787,840.04 : x
  2. Step 2: Convert to fraction form
    16,720,621/25,074,913.02 = 5,787,840.04/x
  3. Step 3: Cross multiply
    16,720,621x = 25,074,913.02 × 5,787,840.04
  4. Step 4: Simplify right side
    16,720,621x = 145,129,585,576,673.31
  5. Step 5: Solve for x
    x = 145,129,585,576,673.31/16,720,621
  6. Step 6: Final answer
    x = 8,679,676.76

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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.