Home / 7,481,216.70-10,323,872.01-4,218,002.51

Finding the Fourth Proportional to 7,481,216.70, 10,323,872.01 and 4,218,002.51

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Solution

The fourth proportional to 7,481,216.70, 10,323,872.01 and 4,218,002.51 is: 5,820,726.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,216.70 : 10,323,872.01 = 4,218,002.51 : x
  2. Step 2: Convert to fraction form
    7,481,216.70/10,323,872.01 = 4,218,002.51/x
  3. Step 3: Cross multiply
    7,481,216.70x = 10,323,872.01 × 4,218,002.51
  4. Step 4: Simplify right side
    7,481,216.70x = 43,546,117,999,479.38
  5. Step 5: Solve for x
    x = 43,546,117,999,479.38/7,481,216.70
  6. Step 6: Final answer
    x = 5,820,726.73

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1.5x scale

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.