Home / 12,853,728.54-19,280,509.56-3,269,024.28

Finding the Fourth Proportional to 12,853,728.54, 19,280,509.56 and 3,269,024.28

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Solution

The fourth proportional to 12,853,728.54, 19,280,509.56 and 3,269,024.28 is: 4,903,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853,728.54 : 19,280,509.56 = 3,269,024.28 : x
  2. Step 2: Convert to fraction form
    12,853,728.54/19,280,509.56 = 3,269,024.28/x
  3. Step 3: Cross multiply
    12,853,728.54x = 19,280,509.56 × 3,269,024.28
  4. Step 4: Simplify right side
    12,853,728.54x = 63,028,453,882,412.11
  5. Step 5: Solve for x
    x = 63,028,453,882,412.11/12,853,728.54
  6. Step 6: Final answer
    x = 4,903,515.25

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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.