Home / 19,211,716-26,512,377.42-10,509,701.77

Finding the Fourth Proportional to 19,211,716, 26,512,377.42 and 10,509,701.77

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Solution

The fourth proportional to 19,211,716, 26,512,377.42 and 10,509,701.77 is: 14,503,502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211,716 : 26,512,377.42 = 10,509,701.77 : x
  2. Step 2: Convert to fraction form
    19,211,716/26,512,377.42 = 10,509,701.77/x
  3. Step 3: Cross multiply
    19,211,716x = 26,512,377.42 × 10,509,701.77
  4. Step 4: Simplify right side
    19,211,716x = 278,637,179,897,882.03
  5. Step 5: Solve for x
    x = 278,637,179,897,882.03/19,211,716
  6. Step 6: Final answer
    x = 14,503,502.96

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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.