Home / 55,366,322.40-83,024,600.40-21,276,338.40

Finding the Fourth Proportional to 55,366,322.40, 83,024,600.40 and 21,276,338.40

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Solution

The fourth proportional to 55,366,322.40, 83,024,600.40 and 21,276,338.40 is: 31,904,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366,322.40 : 83,024,600.40 = 21,276,338.40 : x
  2. Step 2: Convert to fraction form
    55,366,322.40/83,024,600.40 = 21,276,338.40/x
  3. Step 3: Cross multiply
    55,366,322.40x = 83,024,600.40 × 21,276,338.40
  4. Step 4: Simplify right side
    55,366,322.40x = 1,766,459,493,635,175.25
  5. Step 5: Solve for x
    x = 1,766,459,493,635,175.25/55,366,322.40
  6. Step 6: Final answer
    x = 31,904,945.41

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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.