Home / 8,711,986.99-12,022,833.63-4,791,908.87

Finding the Fourth Proportional to 8,711,986.99, 12,022,833.63 and 4,791,908.87

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Solution

The fourth proportional to 8,711,986.99, 12,022,833.63 and 4,791,908.87 is: 6,612,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,986.99 : 12,022,833.63 = 4,791,908.87 : x
  2. Step 2: Convert to fraction form
    8,711,986.99/12,022,833.63 = 4,791,908.87/x
  3. Step 3: Cross multiply
    8,711,986.99x = 12,022,833.63 × 4,791,908.87
  4. Step 4: Simplify right side
    8,711,986.99x = 57,612,323,030,057.59
  5. Step 5: Solve for x
    x = 57,612,323,030,057.59/8,711,986.99
  6. Step 6: Final answer
    x = 6,612,994.61

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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.