Home / 14,276,940.60-21,415,410.30-4,179,561.56

Finding the Fourth Proportional to 14,276,940.60, 21,415,410.30 and 4,179,561.56

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Solution

The fourth proportional to 14,276,940.60, 21,415,410.30 and 4,179,561.56 is: 6,269,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276,940.60 : 21,415,410.30 = 4,179,561.56 : x
  2. Step 2: Convert to fraction form
    14,276,940.60/21,415,410.30 = 4,179,561.56/x
  3. Step 3: Cross multiply
    14,276,940.60x = 21,415,410.30 × 4,179,561.56
  4. Step 4: Simplify right side
    14,276,940.60x = 89,507,025,681,508.08
  5. Step 5: Solve for x
    x = 89,507,025,681,508.08/14,276,940.60
  6. Step 6: Final answer
    x = 6,269,342.16

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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.