Home / 6,207,649.95-9,311,868.53-1,947,986.31

Finding the Fourth Proportional to 6,207,649.95, 9,311,868.53 and 1,947,986.31

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Solution

The fourth proportional to 6,207,649.95, 9,311,868.53 and 1,947,986.31 is: 2,922,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207,649.95 : 9,311,868.53 = 1,947,986.31 : x
  2. Step 2: Convert to fraction form
    6,207,649.95/9,311,868.53 = 1,947,986.31/x
  3. Step 3: Cross multiply
    6,207,649.95x = 9,311,868.53 × 1,947,986.31
  4. Step 4: Simplify right side
    6,207,649.95x = 18,139,392,407,219.89
  5. Step 5: Solve for x
    x = 18,139,392,407,219.89/6,207,649.95
  6. Step 6: Final answer
    x = 2,922,102.98

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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.