Home / 19,735,079.76-29,604,650.31-7,449,391.25

Finding the Fourth Proportional to 19,735,079.76, 29,604,650.31 and 7,449,391.25

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Solution

The fourth proportional to 19,735,079.76, 29,604,650.31 and 7,449,391.25 is: 11,174,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735,079.76 : 29,604,650.31 = 7,449,391.25 : x
  2. Step 2: Convert to fraction form
    19,735,079.76/29,604,650.31 = 7,449,391.25/x
  3. Step 3: Cross multiply
    19,735,079.76x = 29,604,650.31 × 7,449,391.25
  4. Step 4: Simplify right side
    19,735,079.76x = 220,536,622,830,600.53
  5. Step 5: Solve for x
    x = 220,536,622,830,600.53/19,735,079.76
  6. Step 6: Final answer
    x = 11,174,853.38

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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.