Home / 56,662,992.24-78,185,174.04-31,879,739.76

Finding the Fourth Proportional to 56,662,992.24, 78,185,174.04 and 31,879,739.76

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Solution

The fourth proportional to 56,662,992.24, 78,185,174.04 and 31,879,739.76 is: 43,988,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,662,992.24 : 78,185,174.04 = 31,879,739.76 : x
  2. Step 2: Convert to fraction form
    56,662,992.24/78,185,174.04 = 31,879,739.76/x
  3. Step 3: Cross multiply
    56,662,992.24x = 78,185,174.04 × 31,879,739.76
  4. Step 4: Simplify right side
    56,662,992.24x = 2,492,523,001,485,508
  5. Step 5: Solve for x
    x = 2,492,523,001,485,508/56,662,992.24
  6. Step 6: Final answer
    x = 43,988,552.37

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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.