Home / 14,234,896.64-19,643,378.64-8,434,212.32

Finding the Fourth Proportional to 14,234,896.64, 19,643,378.64 and 8,434,212.32

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Solution

The fourth proportional to 14,234,896.64, 19,643,378.64 and 8,434,212.32 is: 11,638,751.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,896.64 : 19,643,378.64 = 8,434,212.32 : x
  2. Step 2: Convert to fraction form
    14,234,896.64/19,643,378.64 = 8,434,212.32/x
  3. Step 3: Cross multiply
    14,234,896.64x = 19,643,378.64 × 8,434,212.32
  4. Step 4: Simplify right side
    14,234,896.64x = 165,676,426,131,912.84
  5. Step 5: Solve for x
    x = 165,676,426,131,912.84/14,234,896.64
  6. Step 6: Final answer
    x = 11,638,751.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.