Home / 5,120,544.48-7,066,566.06-2,945,088.24

Finding the Fourth Proportional to 5,120,544.48, 7,066,566.06 and 2,945,088.24

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Solution

The fourth proportional to 5,120,544.48, 7,066,566.06 and 2,945,088.24 is: 4,064,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,544.48 : 7,066,566.06 = 2,945,088.24 : x
  2. Step 2: Convert to fraction form
    5,120,544.48/7,066,566.06 = 2,945,088.24/x
  3. Step 3: Cross multiply
    5,120,544.48x = 7,066,566.06 × 2,945,088.24
  4. Step 4: Simplify right side
    5,120,544.48x = 20,811,660,600,489.14
  5. Step 5: Solve for x
    x = 20,811,660,600,489.14/5,120,544.48
  6. Step 6: Final answer
    x = 4,064,345.24

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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.