Home / 26,615,713.05-39,937,635.46-18,884,590.90

Finding the Fourth Proportional to 26,615,713.05, 39,937,635.46 and 18,884,590.90

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Solution

The fourth proportional to 26,615,713.05, 39,937,635.46 and 18,884,590.90 is: 28,336,866.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615,713.05 : 39,937,635.46 = 18,884,590.90 : x
  2. Step 2: Convert to fraction form
    26,615,713.05/39,937,635.46 = 18,884,590.90/x
  3. Step 3: Cross multiply
    26,615,713.05x = 39,937,635.46 × 18,884,590.90
  4. Step 4: Simplify right side
    26,615,713.05x = 754,205,907,099,195
  5. Step 5: Solve for x
    x = 754,205,907,099,195/26,615,713.05
  6. Step 6: Final answer
    x = 28,336,866.48

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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.