Home / 12,032,167.86-16,603,349.76-7,070,083.56

Finding the Fourth Proportional to 12,032,167.86, 16,603,349.76 and 7,070,083.56

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Solution

The fourth proportional to 12,032,167.86, 16,603,349.76 and 7,070,083.56 is: 9,756,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032,167.86 : 16,603,349.76 = 7,070,083.56 : x
  2. Step 2: Convert to fraction form
    12,032,167.86/16,603,349.76 = 7,070,083.56/x
  3. Step 3: Cross multiply
    12,032,167.86x = 16,603,349.76 × 7,070,083.56
  4. Step 4: Simplify right side
    12,032,167.86x = 117,387,070,179,105.94
  5. Step 5: Solve for x
    x = 117,387,070,179,105.94/12,032,167.86
  6. Step 6: Final answer
    x = 9,756,103.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.