Home / 11,334,152.16-15,641,135.64-6,439,382.64

Finding the Fourth Proportional to 11,334,152.16, 15,641,135.64 and 6,439,382.64

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Solution

The fourth proportional to 11,334,152.16, 15,641,135.64 and 6,439,382.64 is: 8,886,351.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334,152.16 : 15,641,135.64 = 6,439,382.64 : x
  2. Step 2: Convert to fraction form
    11,334,152.16/15,641,135.64 = 6,439,382.64/x
  3. Step 3: Cross multiply
    11,334,152.16x = 15,641,135.64 × 6,439,382.64
  4. Step 4: Simplify right side
    11,334,152.16x = 100,719,257,310,101.28
  5. Step 5: Solve for x
    x = 100,719,257,310,101.28/11,334,152.16
  6. Step 6: Final answer
    x = 8,886,351.26

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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.