Home / 13,196,721.73-19,798,180.83-4,098,349.75

Finding the Fourth Proportional to 13,196,721.73, 19,798,180.83 and 4,098,349.75

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Solution

The fourth proportional to 13,196,721.73, 19,798,180.83 and 4,098,349.75 is: 6,148,486.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,196,721.73 : 19,798,180.83 = 4,098,349.75 : x
  2. Step 2: Convert to fraction form
    13,196,721.73/19,798,180.83 = 4,098,349.75/x
  3. Step 3: Cross multiply
    13,196,721.73x = 19,798,180.83 × 4,098,349.75
  4. Step 4: Simplify right side
    13,196,721.73x = 81,139,869,455,085.28
  5. Step 5: Solve for x
    x = 81,139,869,455,085.28/13,196,721.73
  6. Step 6: Final answer
    x = 6,148,486.81

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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.