Home / 29,305,029.78-40,443,362.10-16,256,495.70

Finding the Fourth Proportional to 29,305,029.78, 40,443,362.10 and 16,256,495.70

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Solution

The fourth proportional to 29,305,029.78, 40,443,362.10 and 16,256,495.70 is: 22,435,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,305,029.78 : 40,443,362.10 = 16,256,495.70 : x
  2. Step 2: Convert to fraction form
    29,305,029.78/40,443,362.10 = 16,256,495.70/x
  3. Step 3: Cross multiply
    29,305,029.78x = 40,443,362.10 × 16,256,495.70
  4. Step 4: Simplify right side
    29,305,029.78x = 657,467,342,072,193
  5. Step 5: Solve for x
    x = 657,467,342,072,193/29,305,029.78
  6. Step 6: Final answer
    x = 22,435,307.08

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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.