Home / 14,484,136.80-21,726,205.20-7,765,672.80

Finding the Fourth Proportional to 14,484,136.80, 21,726,205.20 and 7,765,672.80

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Solution

The fourth proportional to 14,484,136.80, 21,726,205.20 and 7,765,672.80 is: 11,648,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484,136.80 : 21,726,205.20 = 7,765,672.80 : x
  2. Step 2: Convert to fraction form
    14,484,136.80/21,726,205.20 = 7,765,672.80/x
  3. Step 3: Cross multiply
    14,484,136.80x = 21,726,205.20 × 7,765,672.80
  4. Step 4: Simplify right side
    14,484,136.80x = 168,718,600,768,858.56
  5. Step 5: Solve for x
    x = 168,718,600,768,858.56/14,484,136.80
  6. Step 6: Final answer
    x = 11,648,509.20

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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.