Home / 7,642,289.78-10,546,359.54-4,204,457

Finding the Fourth Proportional to 7,642,289.78, 10,546,359.54 and 4,204,457

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Solution

The fourth proportional to 7,642,289.78, 10,546,359.54 and 4,204,457 is: 5,802,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,289.78 : 10,546,359.54 = 4,204,457 : x
  2. Step 2: Convert to fraction form
    7,642,289.78/10,546,359.54 = 4,204,457/x
  3. Step 3: Cross multiply
    7,642,289.78x = 10,546,359.54 × 4,204,457
  4. Step 4: Simplify right side
    7,642,289.78x = 44,341,715,192,469.77
  5. Step 5: Solve for x
    x = 44,341,715,192,469.77/7,642,289.78
  6. Step 6: Final answer
    x = 5,802,150.46

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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.