Home / 15,036,340.44-20,750,170.32-8,160,822.60

Finding the Fourth Proportional to 15,036,340.44, 20,750,170.32 and 8,160,822.60

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Solution

The fourth proportional to 15,036,340.44, 20,750,170.32 and 8,160,822.60 is: 11,261,946.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,340.44 : 20,750,170.32 = 8,160,822.60 : x
  2. Step 2: Convert to fraction form
    15,036,340.44/20,750,170.32 = 8,160,822.60/x
  3. Step 3: Cross multiply
    15,036,340.44x = 20,750,170.32 × 8,160,822.60
  4. Step 4: Simplify right side
    15,036,340.44x = 169,338,458,901,305.22
  5. Step 5: Solve for x
    x = 169,338,458,901,305.22/15,036,340.44
  6. Step 6: Final answer
    x = 11,261,946.32

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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.