Home / 27,482,928.60-41,240,139.30-10,455,821.40

Finding the Fourth Proportional to 27,482,928.60, 41,240,139.30 and 10,455,821.40

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Solution

The fourth proportional to 27,482,928.60, 41,240,139.30 and 10,455,821.40 is: 15,689,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482,928.60 : 41,240,139.30 = 10,455,821.40 : x
  2. Step 2: Convert to fraction form
    27,482,928.60/41,240,139.30 = 10,455,821.40/x
  3. Step 3: Cross multiply
    27,482,928.60x = 41,240,139.30 × 10,455,821.40
  4. Step 4: Simplify right side
    27,482,928.60x = 431,199,531,031,921
  5. Step 5: Solve for x
    x = 431,199,531,031,921/27,482,928.60
  6. Step 6: Final answer
    x = 15,689,722.78

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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.