Home / 12,071,453.30-18,100,959.15-4,494,518.90

Finding the Fourth Proportional to 12,071,453.30, 18,100,959.15 and 4,494,518.90

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Solution

The fourth proportional to 12,071,453.30, 18,100,959.15 and 4,494,518.90 is: 6,739,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,071,453.30 : 18,100,959.15 = 4,494,518.90 : x
  2. Step 2: Convert to fraction form
    12,071,453.30/18,100,959.15 = 4,494,518.90/x
  3. Step 3: Cross multiply
    12,071,453.30x = 18,100,959.15 × 4,494,518.90
  4. Step 4: Simplify right side
    12,071,453.30x = 81,355,103,007,802.94
  5. Step 5: Solve for x
    x = 81,355,103,007,802.94/12,071,453.30
  6. Step 6: Final answer
    x = 6,739,462.18

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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.