Home / 48,338,500.14-72,507,039.48-11,946,893.58

Finding the Fourth Proportional to 48,338,500.14, 72,507,039.48 and 11,946,893.58

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Solution

The fourth proportional to 48,338,500.14, 72,507,039.48 and 11,946,893.58 is: 17,920,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,338,500.14 : 72,507,039.48 = 11,946,893.58 : x
  2. Step 2: Convert to fraction form
    48,338,500.14/72,507,039.48 = 11,946,893.58/x
  3. Step 3: Cross multiply
    48,338,500.14x = 72,507,039.48 × 11,946,893.58
  4. Step 4: Simplify right side
    48,338,500.14x = 866,233,884,468,418.62
  5. Step 5: Solve for x
    x = 866,233,884,468,418.62/48,338,500.14
  6. Step 6: Final answer
    x = 17,920,164.71

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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.