Home / 19,980,467.46-27,573,044.76-10,813,110.21

Finding the Fourth Proportional to 19,980,467.46, 27,573,044.76 and 10,813,110.21

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Solution

The fourth proportional to 19,980,467.46, 27,573,044.76 and 10,813,110.21 is: 14,922,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,980,467.46 : 27,573,044.76 = 10,813,110.21 : x
  2. Step 2: Convert to fraction form
    19,980,467.46/27,573,044.76 = 10,813,110.21/x
  3. Step 3: Cross multiply
    19,980,467.46x = 27,573,044.76 × 10,813,110.21
  4. Step 4: Simplify right side
    19,980,467.46x = 298,150,371,815,143.06
  5. Step 5: Solve for x
    x = 298,150,371,815,143.06/19,980,467.46
  6. Step 6: Final answer
    x = 14,922,091.91

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Double scale
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1.5x scale

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.