Home / 19,218,229.51-26,521,155.66-10,516,403.17

Finding the Fourth Proportional to 19,218,229.51, 26,521,155.66 and 10,516,403.17

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Solution

The fourth proportional to 19,218,229.51, 26,521,155.66 and 10,516,403.17 is: 14,512,635.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,229.51 : 26,521,155.66 = 10,516,403.17 : x
  2. Step 2: Convert to fraction form
    19,218,229.51/26,521,155.66 = 10,516,403.17/x
  3. Step 3: Cross multiply
    19,218,229.51x = 26,521,155.66 × 10,516,403.17
  4. Step 4: Simplify right side
    19,218,229.51x = 278,907,165,454,887.44
  5. Step 5: Solve for x
    x = 278,907,165,454,887.44/19,218,229.51
  6. Step 6: Final answer
    x = 14,512,635.79

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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.