Home / 20,839,596.34-31,270,069.50-9,922,140.94

Finding the Fourth Proportional to 20,839,596.34, 31,270,069.50 and 9,922,140.94

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Solution

The fourth proportional to 20,839,596.34, 31,270,069.50 and 9,922,140.94 is: 14,888,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,839,596.34 : 31,270,069.50 = 9,922,140.94 : x
  2. Step 2: Convert to fraction form
    20,839,596.34/31,270,069.50 = 9,922,140.94/x
  3. Step 3: Cross multiply
    20,839,596.34x = 31,270,069.50 × 9,922,140.94
  4. Step 4: Simplify right side
    20,839,596.34x = 310,266,036,782,595.31
  5. Step 5: Solve for x
    x = 310,266,036,782,595.31/20,839,596.34
  6. Step 6: Final answer
    x = 14,888,293.98

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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.