Home / 19,512,845.07-26,927,942.82-10,811,154.75

Finding the Fourth Proportional to 19,512,845.07, 26,927,942.82 and 10,811,154.75

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Solution

The fourth proportional to 19,512,845.07, 26,927,942.82 and 10,811,154.75 is: 14,919,513.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512,845.07 : 26,927,942.82 = 10,811,154.75 : x
  2. Step 2: Convert to fraction form
    19,512,845.07/26,927,942.82 = 10,811,154.75/x
  3. Step 3: Cross multiply
    19,512,845.07x = 26,927,942.82 × 10,811,154.75
  4. Step 4: Simplify right side
    19,512,845.07x = 291,122,156,926,171.38
  5. Step 5: Solve for x
    x = 291,122,156,926,171.38/19,512,845.07
  6. Step 6: Final answer
    x = 14,919,513.58

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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.