Home / 19,490,906.22-26,897,124.18-10,788,891.54

Finding the Fourth Proportional to 19,490,906.22, 26,897,124.18 and 10,788,891.54

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Solution

The fourth proportional to 19,490,906.22, 26,897,124.18 and 10,788,891.54 is: 14,888,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490,906.22 : 26,897,124.18 = 10,788,891.54 : x
  2. Step 2: Convert to fraction form
    19,490,906.22/26,897,124.18 = 10,788,891.54/x
  3. Step 3: Cross multiply
    19,490,906.22x = 26,897,124.18 × 10,788,891.54
  4. Step 4: Simplify right side
    19,490,906.22x = 290,190,155,515,931.44
  5. Step 5: Solve for x
    x = 290,190,155,515,931.44/19,490,906.22
  6. Step 6: Final answer
    x = 14,888,489.65

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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.