Home / 37,972,116.68-52,400,290.94-21,226,410.76

Finding the Fourth Proportional to 37,972,116.68, 52,400,290.94 and 21,226,410.76

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Solution

The fourth proportional to 37,972,116.68, 52,400,290.94 and 21,226,410.76 is: 29,291,759.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,116.68 : 52,400,290.94 = 21,226,410.76 : x
  2. Step 2: Convert to fraction form
    37,972,116.68/52,400,290.94 = 21,226,410.76/x
  3. Step 3: Cross multiply
    37,972,116.68x = 52,400,290.94 × 21,226,410.76
  4. Step 4: Simplify right side
    37,972,116.68x = 1,112,270,099,435,946.50
  5. Step 5: Solve for x
    x = 1,112,270,099,435,946.50/37,972,116.68
  6. Step 6: Final answer
    x = 29,291,759.24

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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.