Home / 57,367,812.64-86,068,535.76-18,505,488.46

Finding the Fourth Proportional to 57,367,812.64, 86,068,535.76 and 18,505,488.46

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Solution

The fourth proportional to 57,367,812.64, 86,068,535.76 and 18,505,488.46 is: 27,763,657.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,367,812.64 : 86,068,535.76 = 18,505,488.46 : x
  2. Step 2: Convert to fraction form
    57,367,812.64/86,068,535.76 = 18,505,488.46/x
  3. Step 3: Cross multiply
    57,367,812.64x = 86,068,535.76 × 18,505,488.46
  4. Step 4: Simplify right side
    57,367,812.64x = 1,592,740,295,275,777.50
  5. Step 5: Solve for x
    x = 1,592,740,295,275,777.50/57,367,812.64
  6. Step 6: Final answer
    x = 27,763,657.39

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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.