Home / 37,378,837.84-51,582,699.84-20,858,790.64

Finding the Fourth Proportional to 37,378,837.84, 51,582,699.84 and 20,858,790.64

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Solution

The fourth proportional to 37,378,837.84, 51,582,699.84 and 20,858,790.64 is: 28,785,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,378,837.84 : 51,582,699.84 = 20,858,790.64 : x
  2. Step 2: Convert to fraction form
    37,378,837.84/51,582,699.84 = 20,858,790.64/x
  3. Step 3: Cross multiply
    37,378,837.84x = 51,582,699.84 × 20,858,790.64
  4. Step 4: Simplify right side
    37,378,837.84x = 1,075,952,736,608,521.62
  5. Step 5: Solve for x
    x = 1,075,952,736,608,521.62/37,378,837.84
  6. Step 6: Final answer
    x = 28,785,077.30

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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.