Home / 19,157,074.10-28,735,611.15-15,755,851.70

Finding the Fourth Proportional to 19,157,074.10, 28,735,611.15 and 15,755,851.70

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Solution

The fourth proportional to 19,157,074.10, 28,735,611.15 and 15,755,851.70 is: 23,633,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,074.10 : 28,735,611.15 = 15,755,851.70 : x
  2. Step 2: Convert to fraction form
    19,157,074.10/28,735,611.15 = 15,755,851.70/x
  3. Step 3: Cross multiply
    19,157,074.10x = 28,735,611.15 × 15,755,851.70
  4. Step 4: Simplify right side
    19,157,074.10x = 452,754,027,788,266.44
  5. Step 5: Solve for x
    x = 452,754,027,788,266.44/19,157,074.10
  6. Step 6: Final answer
    x = 23,633,777.55

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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.