Home / 11,886,344.66-16,403,216.15-6,730,710.86

Finding the Fourth Proportional to 11,886,344.66, 16,403,216.15 and 6,730,710.86

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Solution

The fourth proportional to 11,886,344.66, 16,403,216.15 and 6,730,710.86 is: 9,288,415.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886,344.66 : 16,403,216.15 = 6,730,710.86 : x
  2. Step 2: Convert to fraction form
    11,886,344.66/16,403,216.15 = 6,730,710.86/x
  3. Step 3: Cross multiply
    11,886,344.66x = 16,403,216.15 × 6,730,710.86
  4. Step 4: Simplify right side
    11,886,344.66x = 110,405,305,137,567.20
  5. Step 5: Solve for x
    x = 110,405,305,137,567.20/11,886,344.66
  6. Step 6: Final answer
    x = 9,288,415.26

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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.