Home / 6,333,844.79-8,717,143.86-5,222,385.77

Finding the Fourth Proportional to 6,333,844.79, 8,717,143.86 and 5,222,385.77

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Solution

The fourth proportional to 6,333,844.79, 8,717,143.86 and 5,222,385.77 is: 7,187,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,333,844.79 : 8,717,143.86 = 5,222,385.77 : x
  2. Step 2: Convert to fraction form
    6,333,844.79/8,717,143.86 = 5,222,385.77/x
  3. Step 3: Cross multiply
    6,333,844.79x = 8,717,143.86 × 5,222,385.77
  4. Step 4: Simplify right side
    6,333,844.79x = 45,524,288,005,921.15
  5. Step 5: Solve for x
    x = 45,524,288,005,921.15/6,333,844.79
  6. Step 6: Final answer
    x = 7,187,465.05

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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.