Home / 7,122,908.49-9,828,526.54-4,024,301.26

Finding the Fourth Proportional to 7,122,908.49, 9,828,526.54 and 4,024,301.26

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Solution

The fourth proportional to 7,122,908.49, 9,828,526.54 and 4,024,301.26 is: 5,552,921.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,908.49 : 9,828,526.54 = 4,024,301.26 : x
  2. Step 2: Convert to fraction form
    7,122,908.49/9,828,526.54 = 4,024,301.26/x
  3. Step 3: Cross multiply
    7,122,908.49x = 9,828,526.54 × 4,024,301.26
  4. Step 4: Simplify right side
    7,122,908.49x = 39,552,951,738,865.44
  5. Step 5: Solve for x
    x = 39,552,951,738,865.44/7,122,908.49
  6. Step 6: Final answer
    x = 5,552,921.51

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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.