Home / 13,164,444.81-19,747,533.78-3,449,295.63

Finding the Fourth Proportional to 13,164,444.81, 19,747,533.78 and 3,449,295.63

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Solution

The fourth proportional to 13,164,444.81, 19,747,533.78 and 3,449,295.63 is: 5,174,170.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164,444.81 : 19,747,533.78 = 3,449,295.63 : x
  2. Step 2: Convert to fraction form
    13,164,444.81/19,747,533.78 = 3,449,295.63/x
  3. Step 3: Cross multiply
    13,164,444.81x = 19,747,533.78 × 3,449,295.63
  4. Step 4: Simplify right side
    13,164,444.81x = 68,115,081,970,631.38
  5. Step 5: Solve for x
    x = 68,115,081,970,631.38/13,164,444.81
  6. Step 6: Final answer
    x = 5,174,170.50

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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.