Home / 13,299,586.56-19,949,972.48-4,076,879.36

Finding the Fourth Proportional to 13,299,586.56, 19,949,972.48 and 4,076,879.36

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Solution

The fourth proportional to 13,299,586.56, 19,949,972.48 and 4,076,879.36 is: 6,115,500.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299,586.56 : 19,949,972.48 = 4,076,879.36 : x
  2. Step 2: Convert to fraction form
    13,299,586.56/19,949,972.48 = 4,076,879.36/x
  3. Step 3: Cross multiply
    13,299,586.56x = 19,949,972.48 × 4,076,879.36
  4. Step 4: Simplify right side
    13,299,586.56x = 81,333,631,036,280.02
  5. Step 5: Solve for x
    x = 81,333,631,036,280.02/13,299,586.56
  6. Step 6: Final answer
    x = 6,115,500.71

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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.