Home / 19,578,488.49-27,022,635.63-10,879,652.25

Finding the Fourth Proportional to 19,578,488.49, 27,022,635.63 and 10,879,652.25

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Solution

The fourth proportional to 19,578,488.49, 27,022,635.63 and 10,879,652.25 is: 15,016,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,488.49 : 27,022,635.63 = 10,879,652.25 : x
  2. Step 2: Convert to fraction form
    19,578,488.49/27,022,635.63 = 10,879,652.25/x
  3. Step 3: Cross multiply
    19,578,488.49x = 27,022,635.63 × 10,879,652.25
  4. Step 4: Simplify right side
    19,578,488.49x = 293,996,878,532,859.62
  5. Step 5: Solve for x
    x = 293,996,878,532,859.62/19,578,488.49
  6. Step 6: Final answer
    x = 15,016,321.55

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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.