Home / 6,207,649.45-9,311,867.77-1,947,985.81

Finding the Fourth Proportional to 6,207,649.45, 9,311,867.77 and 1,947,985.81

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Solution

The fourth proportional to 6,207,649.45, 9,311,867.77 and 1,947,985.81 is: 2,922,102.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207,649.45 : 9,311,867.77 = 1,947,985.81 : x
  2. Step 2: Convert to fraction form
    6,207,649.45/9,311,867.77 = 1,947,985.81/x
  3. Step 3: Cross multiply
    6,207,649.45x = 9,311,867.77 × 1,947,985.81
  4. Step 4: Simplify right side
    6,207,649.45x = 18,139,386,280,556.34
  5. Step 5: Solve for x
    x = 18,139,386,280,556.34/6,207,649.45
  6. Step 6: Final answer
    x = 2,922,102.23

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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.