Home / 7,473,067.20-11,209,600.80-7,331,349.60

Finding the Fourth Proportional to 7,473,067.20, 11,209,600.80 and 7,331,349.60

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Solution

The fourth proportional to 7,473,067.20, 11,209,600.80 and 7,331,349.60 is: 10,997,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,067.20 : 11,209,600.80 = 7,331,349.60 : x
  2. Step 2: Convert to fraction form
    7,473,067.20/11,209,600.80 = 7,331,349.60/x
  3. Step 3: Cross multiply
    7,473,067.20x = 11,209,600.80 × 7,331,349.60
  4. Step 4: Simplify right side
    7,473,067.20x = 82,181,502,341,239.69
  5. Step 5: Solve for x
    x = 82,181,502,341,239.69/7,473,067.20
  6. Step 6: Final answer
    x = 10,997,024.40

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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.