Home / 22,378,539.20-33,567,808.80-7,243,332.80

Finding the Fourth Proportional to 22,378,539.20, 33,567,808.80 and 7,243,332.80

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Solution

The fourth proportional to 22,378,539.20, 33,567,808.80 and 7,243,332.80 is: 10,864,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378,539.20 : 33,567,808.80 = 7,243,332.80 : x
  2. Step 2: Convert to fraction form
    22,378,539.20/33,567,808.80 = 7,243,332.80/x
  3. Step 3: Cross multiply
    22,378,539.20x = 33,567,808.80 × 7,243,332.80
  4. Step 4: Simplify right side
    22,378,539.20x = 243,142,810,505,168.62
  5. Step 5: Solve for x
    x = 243,142,810,505,168.62/22,378,539.20
  6. Step 6: Final answer
    x = 10,864,999.20

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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.