Home / 7,237,824.93-9,979,759.96-5,399,091.21

Finding the Fourth Proportional to 7,237,824.93, 9,979,759.96 and 5,399,091.21

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Solution

The fourth proportional to 7,237,824.93, 9,979,759.96 and 5,399,091.21 is: 7,444,451.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237,824.93 : 9,979,759.96 = 5,399,091.21 : x
  2. Step 2: Convert to fraction form
    7,237,824.93/9,979,759.96 = 5,399,091.21/x
  3. Step 3: Cross multiply
    7,237,824.93x = 9,979,759.96 × 5,399,091.21
  4. Step 4: Simplify right side
    7,237,824.93x = 53,881,634,277,945.95
  5. Step 5: Solve for x
    x = 53,881,634,277,945.95/7,237,824.93
  6. Step 6: Final answer
    x = 7,444,451.17

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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.