Home / 16,638,961.01-25,072,014.63-13,672,772.88

Finding the Fourth Proportional to 16,638,961.01, 25,072,014.63 and 13,672,772.88

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Solution

The fourth proportional to 16,638,961.01, 25,072,014.63 and 13,672,772.88 is: 20,602,486.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638,961.01 : 25,072,014.63 = 13,672,772.88 : x
  2. Step 2: Convert to fraction form
    16,638,961.01/25,072,014.63 = 13,672,772.88/x
  3. Step 3: Cross multiply
    16,638,961.01x = 25,072,014.63 × 13,672,772.88
  4. Step 4: Simplify right side
    16,638,961.01x = 342,803,961,680,027.25
  5. Step 5: Solve for x
    x = 342,803,961,680,027.25/16,638,961.01
  6. Step 6: Final answer
    x = 20,602,486.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.