Home / 51,284,816.46-70,773,032.88-28,079,936.46

Finding the Fourth Proportional to 51,284,816.46, 70,773,032.88 and 28,079,936.46

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Solution

The fourth proportional to 51,284,816.46, 70,773,032.88 and 28,079,936.46 is: 38,750,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,284,816.46 : 70,773,032.88 = 28,079,936.46 : x
  2. Step 2: Convert to fraction form
    51,284,816.46/70,773,032.88 = 28,079,936.46/x
  3. Step 3: Cross multiply
    51,284,816.46x = 70,773,032.88 × 28,079,936.46
  4. Step 4: Simplify right side
    51,284,816.46x = 1,987,302,266,351,890.75
  5. Step 5: Solve for x
    x = 1,987,302,266,351,890.75/51,284,816.46
  6. Step 6: Final answer
    x = 38,750,304.74

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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.