Home / 12,348,051.52-17,040,311.09-6,915,543.52

Finding the Fourth Proportional to 12,348,051.52, 17,040,311.09 and 6,915,543.52

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Solution

The fourth proportional to 12,348,051.52, 17,040,311.09 and 6,915,543.52 is: 9,543,450.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,051.52 : 17,040,311.09 = 6,915,543.52 : x
  2. Step 2: Convert to fraction form
    12,348,051.52/17,040,311.09 = 6,915,543.52/x
  3. Step 3: Cross multiply
    12,348,051.52x = 17,040,311.09 × 6,915,543.52
  4. Step 4: Simplify right side
    12,348,051.52x = 117,843,012,911,921.73
  5. Step 5: Solve for x
    x = 117,843,012,911,921.73/12,348,051.52
  6. Step 6: Final answer
    x = 9,543,450.05

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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.