Home / 11,276,789.64-16,911,393.48-4,086,818.16

Finding the Fourth Proportional to 11,276,789.64, 16,911,393.48 and 4,086,818.16

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Solution

The fourth proportional to 11,276,789.64, 16,911,393.48 and 4,086,818.16 is: 6,128,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276,789.64 : 16,911,393.48 = 4,086,818.16 : x
  2. Step 2: Convert to fraction form
    11,276,789.64/16,911,393.48 = 4,086,818.16/x
  3. Step 3: Cross multiply
    11,276,789.64x = 16,911,393.48 × 4,086,818.16
  4. Step 4: Simplify right side
    11,276,789.64x = 69,113,789,984,969.60
  5. Step 5: Solve for x
    x = 69,113,789,984,969.60/11,276,789.64
  6. Step 6: Final answer
    x = 6,128,853.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.