Home / 7,422,158.90-11,133,532.38-3,530,681.30

Finding the Fourth Proportional to 7,422,158.90, 11,133,532.38 and 3,530,681.30

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Solution

The fourth proportional to 7,422,158.90, 11,133,532.38 and 3,530,681.30 is: 5,296,161.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422,158.90 : 11,133,532.38 = 3,530,681.30 : x
  2. Step 2: Convert to fraction form
    7,422,158.90/11,133,532.38 = 3,530,681.30/x
  3. Step 3: Cross multiply
    7,422,158.90x = 11,133,532.38 × 3,530,681.30
  4. Step 4: Simplify right side
    7,422,158.90x = 39,308,954,577,010.49
  5. Step 5: Solve for x
    x = 39,308,954,577,010.49/7,422,158.90
  6. Step 6: Final answer
    x = 5,296,161.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.