Home / 9,489,760.08-13,096,805.64-5,415,988.56

Finding the Fourth Proportional to 9,489,760.08, 13,096,805.64 and 5,415,988.56

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Solution

The fourth proportional to 9,489,760.08, 13,096,805.64 and 5,415,988.56 is: 7,474,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,760.08 : 13,096,805.64 = 5,415,988.56 : x
  2. Step 2: Convert to fraction form
    9,489,760.08/13,096,805.64 = 5,415,988.56/x
  3. Step 3: Cross multiply
    9,489,760.08x = 13,096,805.64 × 5,415,988.56
  4. Step 4: Simplify right side
    9,489,760.08x = 70,932,149,518,783.47
  5. Step 5: Solve for x
    x = 70,932,149,518,783.47/9,489,760.08
  6. Step 6: Final answer
    x = 7,474,598.82

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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.