Home / 7,576,405.96-10,434,185.21-7,090,126.51

Finding the Fourth Proportional to 7,576,405.96, 10,434,185.21 and 7,090,126.51

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Solution

The fourth proportional to 7,576,405.96, 10,434,185.21 and 7,090,126.51 is: 9,764,483.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576,405.96 : 10,434,185.21 = 7,090,126.51 : x
  2. Step 2: Convert to fraction form
    7,576,405.96/10,434,185.21 = 7,090,126.51/x
  3. Step 3: Cross multiply
    7,576,405.96x = 10,434,185.21 × 7,090,126.51
  4. Step 4: Simplify right side
    7,576,405.96x = 73,979,693,167,670.92
  5. Step 5: Solve for x
    x = 73,979,693,167,670.92/7,576,405.96
  6. Step 6: Final answer
    x = 9,764,483.79

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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.