Home / 15,036,345.44-20,750,177.22-8,160,827.60

Finding the Fourth Proportional to 15,036,345.44, 20,750,177.22 and 8,160,827.60

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Solution

The fourth proportional to 15,036,345.44, 20,750,177.22 and 8,160,827.60 is: 11,261,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,345.44 : 20,750,177.22 = 8,160,827.60 : x
  2. Step 2: Convert to fraction form
    15,036,345.44/20,750,177.22 = 8,160,827.60/x
  3. Step 3: Cross multiply
    15,036,345.44x = 20,750,177.22 × 8,160,827.60
  4. Step 4: Simplify right side
    15,036,345.44x = 169,338,618,961,867.25
  5. Step 5: Solve for x
    x = 169,338,618,961,867.25/15,036,345.44
  6. Step 6: Final answer
    x = 11,261,953.22

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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.