Home / 8,201,424.30-12,302,136.45-6,686,817.45

Finding the Fourth Proportional to 8,201,424.30, 12,302,136.45 and 6,686,817.45

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Solution

The fourth proportional to 8,201,424.30, 12,302,136.45 and 6,686,817.45 is: 10,030,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,424.30 : 12,302,136.45 = 6,686,817.45 : x
  2. Step 2: Convert to fraction form
    8,201,424.30/12,302,136.45 = 6,686,817.45/x
  3. Step 3: Cross multiply
    8,201,424.30x = 12,302,136.45 × 6,686,817.45
  4. Step 4: Simplify right side
    8,201,424.30x = 82,262,140,686,141.05
  5. Step 5: Solve for x
    x = 82,262,140,686,141.05/8,201,424.30
  6. Step 6: Final answer
    x = 10,030,226.18

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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.