Home / 15,795,083.28-21,793,465.80-9,600,021.84

Finding the Fourth Proportional to 15,795,083.28, 21,793,465.80 and 9,600,021.84

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Solution

The fourth proportional to 15,795,083.28, 21,793,465.80 and 9,600,021.84 is: 13,245,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795,083.28 : 21,793,465.80 = 9,600,021.84 : x
  2. Step 2: Convert to fraction form
    15,795,083.28/21,793,465.80 = 9,600,021.84/x
  3. Step 3: Cross multiply
    15,795,083.28x = 21,793,465.80 × 9,600,021.84
  4. Step 4: Simplify right side
    15,795,083.28x = 209,217,747,649,293.06
  5. Step 5: Solve for x
    x = 209,217,747,649,293.06/15,795,083.28
  6. Step 6: Final answer
    x = 13,245,751.47

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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.