Home / 12,774,894.85-19,162,343.04-10,204,073.21

Finding the Fourth Proportional to 12,774,894.85, 19,162,343.04 and 10,204,073.21

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Solution

The fourth proportional to 12,774,894.85, 19,162,343.04 and 10,204,073.21 is: 15,306,110.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,894.85 : 19,162,343.04 = 10,204,073.21 : x
  2. Step 2: Convert to fraction form
    12,774,894.85/19,162,343.04 = 10,204,073.21/x
  3. Step 3: Cross multiply
    12,774,894.85x = 19,162,343.04 × 10,204,073.21
  4. Step 4: Simplify right side
    12,774,894.85x = 195,533,951,264,934.53
  5. Step 5: Solve for x
    x = 195,533,951,264,934.53/12,774,894.85
  6. Step 6: Final answer
    x = 15,306,110.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.