Home / 19,940,857.74-27,518,403.15-10,773,507.78

Finding the Fourth Proportional to 19,940,857.74, 27,518,403.15 and 10,773,507.78

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Solution

The fourth proportional to 19,940,857.74, 27,518,403.15 and 10,773,507.78 is: 14,867,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,940,857.74 : 27,518,403.15 = 10,773,507.78 : x
  2. Step 2: Convert to fraction form
    19,940,857.74/27,518,403.15 = 10,773,507.78/x
  3. Step 3: Cross multiply
    19,940,857.74x = 27,518,403.15 × 10,773,507.78
  4. Step 4: Simplify right side
    19,940,857.74x = 296,469,730,429,701.50
  5. Step 5: Solve for x
    x = 296,469,730,429,701.50/19,940,857.74
  6. Step 6: Final answer
    x = 14,867,451.25

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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.