Home / 112,463,655.36-155,214,217.76-62,906,783.04

Finding the Fourth Proportional to 112,463,655.36, 155,214,217.76 and 62,906,783.04

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Solution

The fourth proportional to 112,463,655.36, 155,214,217.76 and 62,906,783.04 is: 86,819,400.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,463,655.36 : 155,214,217.76 = 62,906,783.04 : x
  2. Step 2: Convert to fraction form
    112,463,655.36/155,214,217.76 = 62,906,783.04/x
  3. Step 3: Cross multiply
    112,463,655.36x = 155,214,217.76 × 62,906,783.04
  4. Step 4: Simplify right side
    112,463,655.36x = 9,764,027,121,351,634
  5. Step 5: Solve for x
    x = 9,764,027,121,351,634/112,463,655.36
  6. Step 6: Final answer
    x = 86,819,400.37

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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.