Home / 22,278,645.66-30,746,371.54-12,358,726.64

Finding the Fourth Proportional to 22,278,645.66, 30,746,371.54 and 12,358,726.64

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Solution

The fourth proportional to 22,278,645.66, 30,746,371.54 and 12,358,726.64 is: 17,056,063.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,278,645.66 : 30,746,371.54 = 12,358,726.64 : x
  2. Step 2: Convert to fraction form
    22,278,645.66/30,746,371.54 = 12,358,726.64/x
  3. Step 3: Cross multiply
    22,278,645.66x = 30,746,371.54 × 12,358,726.64
  4. Step 4: Simplify right side
    22,278,645.66x = 379,986,001,034,735.81
  5. Step 5: Solve for x
    x = 379,986,001,034,735.81/22,278,645.66
  6. Step 6: Final answer
    x = 17,056,063.77

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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.