Home / 49,201,015.84-67,885,938.48-28,562,209.36

Finding the Fourth Proportional to 49,201,015.84, 67,885,938.48 and 28,562,209.36

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Solution

The fourth proportional to 49,201,015.84, 67,885,938.48 and 28,562,209.36 is: 39,409,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,201,015.84 : 67,885,938.48 = 28,562,209.36 : x
  2. Step 2: Convert to fraction form
    49,201,015.84/67,885,938.48 = 28,562,209.36/x
  3. Step 3: Cross multiply
    49,201,015.84x = 67,885,938.48 × 28,562,209.36
  4. Step 4: Simplify right side
    49,201,015.84x = 1,938,972,387,465,840.25
  5. Step 5: Solve for x
    x = 1,938,972,387,465,840.25/49,201,015.84
  6. Step 6: Final answer
    x = 39,409,194.19

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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.