Home / 28,655,473.64-42,902,493.23-25,749,819.97

Finding the Fourth Proportional to 28,655,473.64, 42,902,493.23 and 25,749,819.97

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Solution

The fourth proportional to 28,655,473.64, 42,902,493.23 and 25,749,819.97 is: 38,552,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,655,473.64 : 42,902,493.23 = 25,749,819.97 : x
  2. Step 2: Convert to fraction form
    28,655,473.64/42,902,493.23 = 25,749,819.97/x
  3. Step 3: Cross multiply
    28,655,473.64x = 42,902,493.23 × 25,749,819.97
  4. Step 4: Simplify right side
    28,655,473.64x = 1,104,731,477,161,902.75
  5. Step 5: Solve for x
    x = 1,104,731,477,161,902.75/28,655,473.64
  6. Step 6: Final answer
    x = 38,552,197.43

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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.