Home / 8,075,281.32-12,102,102.06-7,558,136.62

Finding the Fourth Proportional to 8,075,281.32, 12,102,102.06 and 7,558,136.62

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Solution

The fourth proportional to 8,075,281.32, 12,102,102.06 and 7,558,136.62 is: 11,327,077.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,281.32 : 12,102,102.06 = 7,558,136.62 : x
  2. Step 2: Convert to fraction form
    8,075,281.32/12,102,102.06 = 7,558,136.62/x
  3. Step 3: Cross multiply
    8,075,281.32x = 12,102,102.06 × 7,558,136.62
  4. Step 4: Simplify right side
    8,075,281.32x = 91,469,340,758,663.44
  5. Step 5: Solve for x
    x = 91,469,340,758,663.44/8,075,281.32
  6. Step 6: Final answer
    x = 11,327,077.92

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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.