Home / 64,388,187.60-96,580,065.24-18,330,341.82

Finding the Fourth Proportional to 64,388,187.60, 96,580,065.24 and 18,330,341.82

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Solution

The fourth proportional to 64,388,187.60, 96,580,065.24 and 18,330,341.82 is: 27,494,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,388,187.60 : 96,580,065.24 = 18,330,341.82 : x
  2. Step 2: Convert to fraction form
    64,388,187.60/96,580,065.24 = 18,330,341.82/x
  3. Step 3: Cross multiply
    64,388,187.60x = 96,580,065.24 × 18,330,341.82
  4. Step 4: Simplify right side
    64,388,187.60x = 1,770,345,608,847,100.25
  5. Step 5: Solve for x
    x = 1,770,345,608,847,100.25/64,388,187.60
  6. Step 6: Final answer
    x = 27,494,881.82

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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.