Home / 19,930,364.78-27,503,903.24-10,763,006.72

Finding the Fourth Proportional to 19,930,364.78, 27,503,903.24 and 10,763,006.72

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Solution

The fourth proportional to 19,930,364.78, 27,503,903.24 and 10,763,006.72 is: 14,852,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930,364.78 : 27,503,903.24 = 10,763,006.72 : x
  2. Step 2: Convert to fraction form
    19,930,364.78/27,503,903.24 = 10,763,006.72/x
  3. Step 3: Cross multiply
    19,930,364.78x = 27,503,903.24 × 10,763,006.72
  4. Step 4: Simplify right side
    19,930,364.78x = 296,024,695,207,015.19
  5. Step 5: Solve for x
    x = 296,024,695,207,015.19/19,930,364.78
  6. Step 6: Final answer
    x = 14,852,949.18

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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.