Home / 51,793,089.15-77,698,964.93-21,504,013.95

Finding the Fourth Proportional to 51,793,089.15, 77,698,964.93 and 21,504,013.95

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Solution

The fourth proportional to 51,793,089.15, 77,698,964.93 and 21,504,013.95 is: 32,259,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,793,089.15 : 77,698,964.93 = 21,504,013.95 : x
  2. Step 2: Convert to fraction form
    51,793,089.15/77,698,964.93 = 21,504,013.95/x
  3. Step 3: Cross multiply
    51,793,089.15x = 77,698,964.93 × 21,504,013.95
  4. Step 4: Simplify right side
    51,793,089.15x = 1,670,839,625,647,760.50
  5. Step 5: Solve for x
    x = 1,670,839,625,647,760.50/51,793,089.15
  6. Step 6: Final answer
    x = 32,259,895.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.