Home / 27,071,919.84-40,618,513.44-11,915,225.76

Finding the Fourth Proportional to 27,071,919.84, 40,618,513.44 and 11,915,225.76

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Solution

The fourth proportional to 27,071,919.84, 40,618,513.44 and 11,915,225.76 is: 17,877,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071,919.84 : 40,618,513.44 = 11,915,225.76 : x
  2. Step 2: Convert to fraction form
    27,071,919.84/40,618,513.44 = 11,915,225.76/x
  3. Step 3: Cross multiply
    27,071,919.84x = 40,618,513.44 × 11,915,225.76
  4. Step 4: Simplify right side
    27,071,919.84x = 483,978,757,673,194.19
  5. Step 5: Solve for x
    x = 483,978,757,673,194.19/27,071,919.84
  6. Step 6: Final answer
    x = 17,877,518.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.