Home / 16,239,490.08-22,410,495.72-8,897,601.78

Finding the Fourth Proportional to 16,239,490.08, 22,410,495.72 and 8,897,601.78

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Solution

The fourth proportional to 16,239,490.08, 22,410,495.72 and 8,897,601.78 is: 12,278,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239,490.08 : 22,410,495.72 = 8,897,601.78 : x
  2. Step 2: Convert to fraction form
    16,239,490.08/22,410,495.72 = 8,897,601.78/x
  3. Step 3: Cross multiply
    16,239,490.08x = 22,410,495.72 × 8,897,601.78
  4. Step 4: Simplify right side
    16,239,490.08x = 199,399,666,608,954.34
  5. Step 5: Solve for x
    x = 199,399,666,608,954.34/16,239,490.08
  6. Step 6: Final answer
    x = 12,278,690.13

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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.