Home / 19,043,788.83-26,288,470.13-12,857,212.32

Finding the Fourth Proportional to 19,043,788.83, 26,288,470.13 and 12,857,212.32

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Solution

The fourth proportional to 19,043,788.83, 26,288,470.13 and 12,857,212.32 is: 17,748,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,788.83 : 26,288,470.13 = 12,857,212.32 : x
  2. Step 2: Convert to fraction form
    19,043,788.83/26,288,470.13 = 12,857,212.32/x
  3. Step 3: Cross multiply
    19,043,788.83x = 26,288,470.13 × 12,857,212.32
  4. Step 4: Simplify right side
    19,043,788.83x = 337,996,442,029,388
  5. Step 5: Solve for x
    x = 337,996,442,029,388/19,043,788.83
  6. Step 6: Final answer
    x = 17,748,382.17

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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.