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Finding the Fourth Proportional to 37,338,992, 56,008,488 and 8,972,144

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Solution

The fourth proportional to 37,338,992, 56,008,488 and 8,972,144 is: 13,458,216

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338,992 : 56,008,488 = 8,972,144 : x
  2. Step 2: Convert to fraction form
    37,338,992/56,008,488 = 8,972,144/x
  3. Step 3: Cross multiply
    37,338,992x = 56,008,488 × 8,972,144
  4. Step 4: Simplify right side
    37,338,992x = 502,516,219,558,272
  5. Step 5: Solve for x
    x = 502,516,219,558,272/37,338,992
  6. Step 6: Final answer
    x = 13,458,216

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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.