Home / 7,674,699.96-10,591,981.74-6,383,261.88

Finding the Fourth Proportional to 7,674,699.96, 10,591,981.74 and 6,383,261.88

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Solution

The fourth proportional to 7,674,699.96, 10,591,981.74 and 6,383,261.88 is: 8,809,646.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,674,699.96 : 10,591,981.74 = 6,383,261.88 : x
  2. Step 2: Convert to fraction form
    7,674,699.96/10,591,981.74 = 6,383,261.88/x
  3. Step 3: Cross multiply
    7,674,699.96x = 10,591,981.74 × 6,383,261.88
  4. Step 4: Simplify right side
    7,674,699.96x = 67,611,393,274,598.07
  5. Step 5: Solve for x
    x = 67,611,393,274,598.07/7,674,699.96
  6. Step 6: Final answer
    x = 8,809,646.45

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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.