Home / 29,039,196.72-40,072,863.84-15,808,098.54

Finding the Fourth Proportional to 29,039,196.72, 40,072,863.84 and 15,808,098.54

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Solution

The fourth proportional to 29,039,196.72, 40,072,863.84 and 15,808,098.54 is: 21,814,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,039,196.72 : 40,072,863.84 = 15,808,098.54 : x
  2. Step 2: Convert to fraction form
    29,039,196.72/40,072,863.84 = 15,808,098.54/x
  3. Step 3: Cross multiply
    29,039,196.72x = 40,072,863.84 × 15,808,098.54
  4. Step 4: Simplify right side
    29,039,196.72x = 633,475,780,362,722.88
  5. Step 5: Solve for x
    x = 633,475,780,362,722.88/29,039,196.72
  6. Step 6: Final answer
    x = 21,814,507.70

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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.