Home / 14,163,136.80-21,255,202.80-10,384,000.80

Finding the Fourth Proportional to 14,163,136.80, 21,255,202.80 and 10,384,000.80

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Solution

The fourth proportional to 14,163,136.80, 21,255,202.80 and 10,384,000.80 is: 15,583,697.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,163,136.80 : 21,255,202.80 = 10,384,000.80 : x
  2. Step 2: Convert to fraction form
    14,163,136.80/21,255,202.80 = 10,384,000.80/x
  3. Step 3: Cross multiply
    14,163,136.80x = 21,255,202.80 × 10,384,000.80
  4. Step 4: Simplify right side
    14,163,136.80x = 220,714,042,879,362.25
  5. Step 5: Solve for x
    x = 220,714,042,879,362.25/14,163,136.80
  6. Step 6: Final answer
    x = 15,583,697.74

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1.5x scale

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.