Home / 19,419,983.37-26,799,445.11-10,718,155.80

Finding the Fourth Proportional to 19,419,983.37, 26,799,445.11 and 10,718,155.80

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Solution

The fourth proportional to 19,419,983.37, 26,799,445.11 and 10,718,155.80 is: 14,790,982.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,983.37 : 26,799,445.11 = 10,718,155.80 : x
  2. Step 2: Convert to fraction form
    19,419,983.37/26,799,445.11 = 10,718,155.80/x
  3. Step 3: Cross multiply
    19,419,983.37x = 26,799,445.11 × 10,718,155.80
  4. Step 4: Simplify right side
    19,419,983.37x = 287,240,628,042,528.12
  5. Step 5: Solve for x
    x = 287,240,628,042,528.12/19,419,983.37
  6. Step 6: Final answer
    x = 14,790,982.18

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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.