Home / 11,484,989.30-15,849,991.25-6,328,349.50

Finding the Fourth Proportional to 11,484,989.30, 15,849,991.25 and 6,328,349.50

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Solution

The fourth proportional to 11,484,989.30, 15,849,991.25 and 6,328,349.50 is: 8,733,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484,989.30 : 15,849,991.25 = 6,328,349.50 : x
  2. Step 2: Convert to fraction form
    11,484,989.30/15,849,991.25 = 6,328,349.50/x
  3. Step 3: Cross multiply
    11,484,989.30x = 15,849,991.25 × 6,328,349.50
  4. Step 4: Simplify right side
    11,484,989.30x = 100,304,284,201,941.88
  5. Step 5: Solve for x
    x = 100,304,284,201,941.88/11,484,989.30
  6. Step 6: Final answer
    x = 8,733,511.33

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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.