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Finding the Fourth Proportional to 6,997,067.20, 10,495,600.80 and 6,997,067.20

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Solution

The fourth proportional to 6,997,067.20, 10,495,600.80 and 6,997,067.20 is: 10,495,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997,067.20 : 10,495,600.80 = 6,997,067.20 : x
  2. Step 2: Convert to fraction form
    6,997,067.20/10,495,600.80 = 6,997,067.20/x
  3. Step 3: Cross multiply
    6,997,067.20x = 10,495,600.80 × 6,997,067.20
  4. Step 4: Simplify right side
    6,997,067.20x = 73,438,424,101,973.77
  5. Step 5: Solve for x
    x = 73,438,424,101,973.77/6,997,067.20
  6. Step 6: Final answer
    x = 10,495,600.80

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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.