Home / 12,503,997.81-17,256,244.19-6,997,325.13

Finding the Fourth Proportional to 12,503,997.81, 17,256,244.19 and 6,997,325.13

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Solution

The fourth proportional to 12,503,997.81, 17,256,244.19 and 6,997,325.13 is: 9,656,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,503,997.81 : 17,256,244.19 = 6,997,325.13 : x
  2. Step 2: Convert to fraction form
    12,503,997.81/17,256,244.19 = 6,997,325.13/x
  3. Step 3: Cross multiply
    12,503,997.81x = 17,256,244.19 × 6,997,325.13
  4. Step 4: Simplify right side
    12,503,997.81x = 120,747,551,085,116.86
  5. Step 5: Solve for x
    x = 120,747,551,085,116.86/12,503,997.81
  6. Step 6: Final answer
    x = 9,656,715.63

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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.