Home / 7,858,755.90-10,843,797.09-4,549,871.37

Finding the Fourth Proportional to 7,858,755.90, 10,843,797.09 and 4,549,871.37

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Solution

The fourth proportional to 7,858,755.90, 10,843,797.09 and 4,549,871.37 is: 6,278,077.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,755.90 : 10,843,797.09 = 4,549,871.37 : x
  2. Step 2: Convert to fraction form
    7,858,755.90/10,843,797.09 = 4,549,871.37/x
  3. Step 3: Cross multiply
    7,858,755.90x = 10,843,797.09 × 4,549,871.37
  4. Step 4: Simplify right side
    7,858,755.90x = 49,337,881,921,880.31
  5. Step 5: Solve for x
    x = 49,337,881,921,880.31/7,858,755.90
  6. Step 6: Final answer
    x = 6,278,077.92

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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.