Home / 19,391,955.75-26,761,079.48-10,690,439.72

Finding the Fourth Proportional to 19,391,955.75, 26,761,079.48 and 10,690,439.72

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Solution

The fourth proportional to 19,391,955.75, 26,761,079.48 and 10,690,439.72 is: 14,752,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391,955.75 : 26,761,079.48 = 10,690,439.72 : x
  2. Step 2: Convert to fraction form
    19,391,955.75/26,761,079.48 = 10,690,439.72/x
  3. Step 3: Cross multiply
    19,391,955.75x = 26,761,079.48 × 10,690,439.72
  4. Step 4: Simplify right side
    19,391,955.75x = 286,087,706,835,811.38
  5. Step 5: Solve for x
    x = 286,087,706,835,811.38/19,391,955.75
  6. Step 6: Final answer
    x = 14,752,906.34

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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.