Home / 11,781,415.38-16,258,502.86-6,483,720.26

Finding the Fourth Proportional to 11,781,415.38, 16,258,502.86 and 6,483,720.26

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Solution

The fourth proportional to 11,781,415.38, 16,258,502.86 and 6,483,720.26 is: 8,947,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,781,415.38 : 16,258,502.86 = 6,483,720.26 : x
  2. Step 2: Convert to fraction form
    11,781,415.38/16,258,502.86 = 6,483,720.26/x
  3. Step 3: Cross multiply
    11,781,415.38x = 16,258,502.86 × 6,483,720.26
  4. Step 4: Simplify right side
    11,781,415.38x = 105,415,584,390,649.94
  5. Step 5: Solve for x
    x = 105,415,584,390,649.94/11,781,415.38
  6. Step 6: Final answer
    x = 8,947,616.31

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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.