Home / 49,830,110.33-68,771,762.84-28,917,652.73

Finding the Fourth Proportional to 49,830,110.33, 68,771,762.84 and 28,917,652.73

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Solution

The fourth proportional to 49,830,110.33, 68,771,762.84 and 28,917,652.73 is: 39,909,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,830,110.33 : 68,771,762.84 = 28,917,652.73 : x
  2. Step 2: Convert to fraction form
    49,830,110.33/68,771,762.84 = 28,917,652.73/x
  3. Step 3: Cross multiply
    49,830,110.33x = 68,771,762.84 × 28,917,652.73
  4. Step 4: Simplify right side
    49,830,110.33x = 1,988,717,955,464,379.75
  5. Step 5: Solve for x
    x = 1,988,717,955,464,379.75/49,830,110.33
  6. Step 6: Final answer
    x = 39,909,964.93

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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.