Home / 9,110,279.66-12,505,264.99-8,054,663.42

Finding the Fourth Proportional to 9,110,279.66, 12,505,264.99 and 8,054,663.42

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Solution

The fourth proportional to 9,110,279.66, 12,505,264.99 and 8,054,663.42 is: 11,056,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110,279.66 : 12,505,264.99 = 8,054,663.42 : x
  2. Step 2: Convert to fraction form
    9,110,279.66/12,505,264.99 = 8,054,663.42/x
  3. Step 3: Cross multiply
    9,110,279.66x = 12,505,264.99 × 8,054,663.42
  4. Step 4: Simplify right side
    9,110,279.66x = 100,725,700,483,486.19
  5. Step 5: Solve for x
    x = 100,725,700,483,486.19/9,110,279.66
  6. Step 6: Final answer
    x = 11,056,268.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.