Home / 8,321,764.40-12,484,012.80-2,564,499.02

Finding the Fourth Proportional to 8,321,764.40, 12,484,012.80 and 2,564,499.02

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Solution

The fourth proportional to 8,321,764.40, 12,484,012.80 and 2,564,499.02 is: 3,847,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,764.40 : 12,484,012.80 = 2,564,499.02 : x
  2. Step 2: Convert to fraction form
    8,321,764.40/12,484,012.80 = 2,564,499.02/x
  3. Step 3: Cross multiply
    8,321,764.40x = 12,484,012.80 × 2,564,499.02
  4. Step 4: Simplify right side
    8,321,764.40x = 32,015,238,591,267.46
  5. Step 5: Solve for x
    x = 32,015,238,591,267.46/8,321,764.40
  6. Step 6: Final answer
    x = 3,847,169.55

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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.