Home / 31,119,375.40-46,679,063.10-30,222,568.72

Finding the Fourth Proportional to 31,119,375.40, 46,679,063.10 and 30,222,568.72

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Solution

The fourth proportional to 31,119,375.40, 46,679,063.10 and 30,222,568.72 is: 45,333,853.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,119,375.40 : 46,679,063.10 = 30,222,568.72 : x
  2. Step 2: Convert to fraction form
    31,119,375.40/46,679,063.10 = 30,222,568.72/x
  3. Step 3: Cross multiply
    31,119,375.40x = 46,679,063.10 × 30,222,568.72
  4. Step 4: Simplify right side
    31,119,375.40x = 1,410,761,192,091,571
  5. Step 5: Solve for x
    x = 1,410,761,192,091,571/31,119,375.40
  6. Step 6: Final answer
    x = 45,333,853.07

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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.