Home / 11,996,445.63-16,555,058.60-6,489,818.85

Finding the Fourth Proportional to 11,996,445.63, 16,555,058.60 and 6,489,818.85

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Solution

The fourth proportional to 11,996,445.63, 16,555,058.60 and 6,489,818.85 is: 8,955,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,996,445.63 : 16,555,058.60 = 6,489,818.85 : x
  2. Step 2: Convert to fraction form
    11,996,445.63/16,555,058.60 = 6,489,818.85/x
  3. Step 3: Cross multiply
    11,996,445.63x = 16,555,058.60 × 6,489,818.85
  4. Step 4: Simplify right side
    11,996,445.63x = 107,439,331,332,685.52
  5. Step 5: Solve for x
    x = 107,439,331,332,685.52/11,996,445.63
  6. Step 6: Final answer
    x = 8,955,930.34

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1.5x scale

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.