Home / 7,758,387.10-10,705,807.77-4,320,947.98

Finding the Fourth Proportional to 7,758,387.10, 10,705,807.77 and 4,320,947.98

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Solution

The fourth proportional to 7,758,387.10, 10,705,807.77 and 4,320,947.98 is: 5,962,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,387.10 : 10,705,807.77 = 4,320,947.98 : x
  2. Step 2: Convert to fraction form
    7,758,387.10/10,705,807.77 = 4,320,947.98/x
  3. Step 3: Cross multiply
    7,758,387.10x = 10,705,807.77 × 4,320,947.98
  4. Step 4: Simplify right side
    7,758,387.10x = 46,259,238,458,049.80
  5. Step 5: Solve for x
    x = 46,259,238,458,049.80/7,758,387.10
  6. Step 6: Final answer
    x = 5,962,481.36

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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.