Home / 5,154,199.48-7,722,368.87-3,128,198.22

Finding the Fourth Proportional to 5,154,199.48, 7,722,368.87 and 3,128,198.22

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Solution

The fourth proportional to 5,154,199.48, 7,722,368.87 and 3,128,198.22 is: 4,686,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,199.48 : 7,722,368.87 = 3,128,198.22 : x
  2. Step 2: Convert to fraction form
    5,154,199.48/7,722,368.87 = 3,128,198.22/x
  3. Step 3: Cross multiply
    5,154,199.48x = 7,722,368.87 × 3,128,198.22
  4. Step 4: Simplify right side
    5,154,199.48x = 24,157,100,553,317.41
  5. Step 5: Solve for x
    x = 24,157,100,553,317.41/5,154,199.48
  6. Step 6: Final answer
    x = 4,686,877.30

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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.