Home / 51,282,016.58-70,766,379.80-28,072,654.04

Finding the Fourth Proportional to 51,282,016.58, 70,766,379.80 and 28,072,654.04

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Solution

The fourth proportional to 51,282,016.58, 70,766,379.80 and 28,072,654.04 is: 38,738,728.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,282,016.58 : 70,766,379.80 = 28,072,654.04 : x
  2. Step 2: Convert to fraction form
    51,282,016.58/70,766,379.80 = 28,072,654.04/x
  3. Step 3: Cross multiply
    51,282,016.58x = 70,766,379.80 × 28,072,654.04
  4. Step 4: Simplify right side
    51,282,016.58x = 1,986,600,097,788,644.25
  5. Step 5: Solve for x
    x = 1,986,600,097,788,644.25/51,282,016.58
  6. Step 6: Final answer
    x = 38,738,728.12

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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.