Home / 27,670,257.93-41,472,365.49-12,878,448.51

Finding the Fourth Proportional to 27,670,257.93, 41,472,365.49 and 12,878,448.51

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Solution

The fourth proportional to 27,670,257.93, 41,472,365.49 and 12,878,448.51 is: 19,302,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670,257.93 : 41,472,365.49 = 12,878,448.51 : x
  2. Step 2: Convert to fraction form
    27,670,257.93/41,472,365.49 = 12,878,448.51/x
  3. Step 3: Cross multiply
    27,670,257.93x = 41,472,365.49 × 12,878,448.51
  4. Step 4: Simplify right side
    27,670,257.93x = 534,099,723,550,865.94
  5. Step 5: Solve for x
    x = 534,099,723,550,865.94/27,670,257.93
  6. Step 6: Final answer
    x = 19,302,303.76

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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.