Home / 8,534,185.34-11,767,598.48-5,431,794.62

Finding the Fourth Proportional to 8,534,185.34, 11,767,598.48 and 5,431,794.62

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Solution

The fourth proportional to 8,534,185.34, 11,767,598.48 and 5,431,794.62 is: 7,489,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534,185.34 : 11,767,598.48 = 5,431,794.62 : x
  2. Step 2: Convert to fraction form
    8,534,185.34/11,767,598.48 = 5,431,794.62/x
  3. Step 3: Cross multiply
    8,534,185.34x = 11,767,598.48 × 5,431,794.62
  4. Step 4: Simplify right side
    8,534,185.34x = 63,919,178,086,825.20
  5. Step 5: Solve for x
    x = 63,919,178,086,825.20/8,534,185.34
  6. Step 6: Final answer
    x = 7,489,780.87

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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.