Home / 9,679,676.55-13,357,544.45-5,269,310.38

Finding the Fourth Proportional to 9,679,676.55, 13,357,544.45 and 5,269,310.38

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Solution

The fourth proportional to 9,679,676.55, 13,357,544.45 and 5,269,310.38 is: 7,271,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679,676.55 : 13,357,544.45 = 5,269,310.38 : x
  2. Step 2: Convert to fraction form
    9,679,676.55/13,357,544.45 = 5,269,310.38/x
  3. Step 3: Cross multiply
    9,679,676.55x = 13,357,544.45 × 5,269,310.38
  4. Step 4: Simplify right side
    9,679,676.55x = 70,385,047,621,696.39
  5. Step 5: Solve for x
    x = 70,385,047,621,696.39/9,679,676.55
  6. Step 6: Final answer
    x = 7,271,425.57

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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.