Home / 5,533,108-7,641,987.60-3,719,122.72

Finding the Fourth Proportional to 5,533,108, 7,641,987.60 and 3,719,122.72

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Solution

The fourth proportional to 5,533,108, 7,641,987.60 and 3,719,122.72 is: 5,136,622.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533,108 : 7,641,987.60 = 3,719,122.72 : x
  2. Step 2: Convert to fraction form
    5,533,108/7,641,987.60 = 3,719,122.72/x
  3. Step 3: Cross multiply
    5,533,108x = 7,641,987.60 × 3,719,122.72
  4. Step 4: Simplify right side
    5,533,108x = 28,421,489,709,118.27
  5. Step 5: Solve for x
    x = 28,421,489,709,118.27/5,533,108
  6. Step 6: Final answer
    x = 5,136,622.98

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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.