Home / 14,796,820.80-22,195,231.20-12,139,615.80

Finding the Fourth Proportional to 14,796,820.80, 22,195,231.20 and 12,139,615.80

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Solution

The fourth proportional to 14,796,820.80, 22,195,231.20 and 12,139,615.80 is: 18,209,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,796,820.80 : 22,195,231.20 = 12,139,615.80 : x
  2. Step 2: Convert to fraction form
    14,796,820.80/22,195,231.20 = 12,139,615.80/x
  3. Step 3: Cross multiply
    14,796,820.80x = 22,195,231.20 × 12,139,615.80
  4. Step 4: Simplify right side
    14,796,820.80x = 269,441,579,360,172.97
  5. Step 5: Solve for x
    x = 269,441,579,360,172.97/14,796,820.80
  6. Step 6: Final answer
    x = 18,209,423.70

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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.