Home / 14,684,920.13-20,265,527.30-8,069,919.86

Finding the Fourth Proportional to 14,684,920.13, 20,265,527.30 and 8,069,919.86

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Solution

The fourth proportional to 14,684,920.13, 20,265,527.30 and 8,069,919.86 is: 11,136,674.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684,920.13 : 20,265,527.30 = 8,069,919.86 : x
  2. Step 2: Convert to fraction form
    14,684,920.13/20,265,527.30 = 8,069,919.86/x
  3. Step 3: Cross multiply
    14,684,920.13x = 20,265,527.30 × 8,069,919.86
  4. Step 4: Simplify right side
    14,684,920.13x = 163,541,181,150,489.34
  5. Step 5: Solve for x
    x = 163,541,181,150,489.34/14,684,920.13
  6. Step 6: Final answer
    x = 11,136,674.88

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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.