Home / 7,883,447.70-11,825,152.10-1,899,815.70

Finding the Fourth Proportional to 7,883,447.70, 11,825,152.10 and 1,899,815.70

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Solution

The fourth proportional to 7,883,447.70, 11,825,152.10 and 1,899,815.70 is: 2,849,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,447.70 : 11,825,152.10 = 1,899,815.70 : x
  2. Step 2: Convert to fraction form
    7,883,447.70/11,825,152.10 = 1,899,815.70/x
  3. Step 3: Cross multiply
    7,883,447.70x = 11,825,152.10 × 1,899,815.70
  4. Step 4: Simplify right side
    7,883,447.70x = 22,465,609,614,467.97
  5. Step 5: Solve for x
    x = 22,465,609,614,467.97/7,883,447.70
  6. Step 6: Final answer
    x = 2,849,718.86

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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.