Home / 66,241,554.80-91,413,327.48-36,872,250.80

Finding the Fourth Proportional to 66,241,554.80, 91,413,327.48 and 36,872,250.80

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Solution

The fourth proportional to 66,241,554.80, 91,413,327.48 and 36,872,250.80 is: 50,883,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,241,554.80 : 91,413,327.48 = 36,872,250.80 : x
  2. Step 2: Convert to fraction form
    66,241,554.80/91,413,327.48 = 36,872,250.80/x
  3. Step 3: Cross multiply
    66,241,554.80x = 91,413,327.48 × 36,872,250.80
  4. Step 4: Simplify right side
    66,241,554.80x = 3,370,615,137,305,092
  5. Step 5: Solve for x
    x = 3,370,615,137,305,092/66,241,554.80
  6. Step 6: Final answer
    x = 50,883,696.00

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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.