Home / 19,870,714.71-27,422,363.66-11,168,860.41

Finding the Fourth Proportional to 19,870,714.71, 27,422,363.66 and 11,168,860.41

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Solution

The fourth proportional to 19,870,714.71, 27,422,363.66 and 11,168,860.41 is: 15,413,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,870,714.71 : 27,422,363.66 = 11,168,860.41 : x
  2. Step 2: Convert to fraction form
    19,870,714.71/27,422,363.66 = 11,168,860.41/x
  3. Step 3: Cross multiply
    19,870,714.71x = 27,422,363.66 × 11,168,860.41
  4. Step 4: Simplify right side
    19,870,714.71x = 306,276,551,774,952.44
  5. Step 5: Solve for x
    x = 306,276,551,774,952.44/19,870,714.71
  6. Step 6: Final answer
    x = 15,413,464.30

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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.