Home / 12,503,998.81-17,256,245.57-6,997,326.13

Finding the Fourth Proportional to 12,503,998.81, 17,256,245.57 and 6,997,326.13

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Solution

The fourth proportional to 12,503,998.81, 17,256,245.57 and 6,997,326.13 is: 9,656,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503,998.81 : 17,256,245.57 = 6,997,326.13 : x
  2. Step 2: Convert to fraction form
    12,503,998.81/17,256,245.57 = 6,997,326.13/x
  3. Step 3: Cross multiply
    12,503,998.81x = 17,256,245.57 × 6,997,326.13
  4. Step 4: Simplify right side
    12,503,998.81x = 120,747,578,032,657.75
  5. Step 5: Solve for x
    x = 120,747,578,032,657.75/12,503,998.81
  6. Step 6: Final answer
    x = 9,656,717.01

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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.