Home / 8,655,703.80-12,988,221.30-3,607,524.60

Finding the Fourth Proportional to 8,655,703.80, 12,988,221.30 and 3,607,524.60

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Solution

The fourth proportional to 8,655,703.80, 12,988,221.30 and 3,607,524.60 is: 5,413,231.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655,703.80 : 12,988,221.30 = 3,607,524.60 : x
  2. Step 2: Convert to fraction form
    8,655,703.80/12,988,221.30 = 3,607,524.60/x
  3. Step 3: Cross multiply
    8,655,703.80x = 12,988,221.30 × 3,607,524.60
  4. Step 4: Simplify right side
    8,655,703.80x = 46,855,327,849,993.98
  5. Step 5: Solve for x
    x = 46,855,327,849,993.98/8,655,703.80
  6. Step 6: Final answer
    x = 5,413,231.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.