Home / 19,557,890.15-29,335,523.03-5,180,649.35

Finding the Fourth Proportional to 19,557,890.15, 29,335,523.03 and 5,180,649.35

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Solution

The fourth proportional to 19,557,890.15, 29,335,523.03 and 5,180,649.35 is: 7,770,626.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557,890.15 : 29,335,523.03 = 5,180,649.35 : x
  2. Step 2: Convert to fraction form
    19,557,890.15/29,335,523.03 = 5,180,649.35/x
  3. Step 3: Cross multiply
    19,557,890.15x = 29,335,523.03 × 5,180,649.35
  4. Step 4: Simplify right side
    19,557,890.15x = 151,977,058,291,376.25
  5. Step 5: Solve for x
    x = 151,977,058,291,376.25/19,557,890.15
  6. Step 6: Final answer
    x = 7,770,626.44

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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.