Home / 8,250,421.68-11,385,410.34-4,579,122.87

Finding the Fourth Proportional to 8,250,421.68, 11,385,410.34 and 4,579,122.87

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Solution

The fourth proportional to 8,250,421.68, 11,385,410.34 and 4,579,122.87 is: 6,319,094.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250,421.68 : 11,385,410.34 = 4,579,122.87 : x
  2. Step 2: Convert to fraction form
    8,250,421.68/11,385,410.34 = 4,579,122.87/x
  3. Step 3: Cross multiply
    8,250,421.68x = 11,385,410.34 × 4,579,122.87
  4. Step 4: Simplify right side
    8,250,421.68x = 52,135,192,872,228.48
  5. Step 5: Solve for x
    x = 52,135,192,872,228.48/8,250,421.68
  6. Step 6: Final answer
    x = 6,319,094.33

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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.