Home / 14,483,403.20-21,727,729.20-7,276,800.80

Finding the Fourth Proportional to 14,483,403.20, 21,727,729.20 and 7,276,800.80

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Solution

The fourth proportional to 14,483,403.20, 21,727,729.20 and 7,276,800.80 is: 10,916,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483,403.20 : 21,727,729.20 = 7,276,800.80 : x
  2. Step 2: Convert to fraction form
    14,483,403.20/21,727,729.20 = 7,276,800.80/x
  3. Step 3: Cross multiply
    14,483,403.20x = 21,727,729.20 × 7,276,800.80
  4. Step 4: Simplify right side
    14,483,403.20x = 158,108,357,224,743.34
  5. Step 5: Solve for x
    x = 158,108,357,224,743.34/14,483,403.20
  6. Step 6: Final answer
    x = 10,916,519.76

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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.