Home / 47,449,709.76-65,480,536.80-25,719,672

Finding the Fourth Proportional to 47,449,709.76, 65,480,536.80 and 25,719,672

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Solution

The fourth proportional to 47,449,709.76, 65,480,536.80 and 25,719,672 is: 35,493,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,449,709.76 : 65,480,536.80 = 25,719,672 : x
  2. Step 2: Convert to fraction form
    47,449,709.76/65,480,536.80 = 25,719,672/x
  3. Step 3: Cross multiply
    47,449,709.76x = 65,480,536.80 × 25,719,672
  4. Step 4: Simplify right side
    47,449,709.76x = 1,684,137,928,879,929.50
  5. Step 5: Solve for x
    x = 1,684,137,928,879,929.50/47,449,709.76
  6. Step 6: Final answer
    x = 35,493,113.39

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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.