Home / 8,839,380.15-12,198,222.14-4,971,903.93

Finding the Fourth Proportional to 8,839,380.15, 12,198,222.14 and 4,971,903.93

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Solution

The fourth proportional to 8,839,380.15, 12,198,222.14 and 4,971,903.93 is: 6,861,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839,380.15 : 12,198,222.14 = 4,971,903.93 : x
  2. Step 2: Convert to fraction form
    8,839,380.15/12,198,222.14 = 4,971,903.93/x
  3. Step 3: Cross multiply
    8,839,380.15x = 12,198,222.14 × 4,971,903.93
  4. Step 4: Simplify right side
    8,839,380.15x = 60,648,388,572,019.48
  5. Step 5: Solve for x
    x = 60,648,388,572,019.48/8,839,380.15
  6. Step 6: Final answer
    x = 6,861,158.54

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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.