Home / 6,631,488.90-9,947,232.74-1,839,178.10

Finding the Fourth Proportional to 6,631,488.90, 9,947,232.74 and 1,839,178.10

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Solution

The fourth proportional to 6,631,488.90, 9,947,232.74 and 1,839,178.10 is: 2,758,766.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,488.90 : 9,947,232.74 = 1,839,178.10 : x
  2. Step 2: Convert to fraction form
    6,631,488.90/9,947,232.74 = 1,839,178.10/x
  3. Step 3: Cross multiply
    6,631,488.90x = 9,947,232.74 × 1,839,178.10
  4. Step 4: Simplify right side
    6,631,488.90x = 18,294,732,611,011.00
  5. Step 5: Solve for x
    x = 18,294,732,611,011.00/6,631,488.90
  6. Step 6: Final answer
    x = 2,758,766.98

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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.