Home / 7,938,336.96-10,954,571.76-4,500,809.28

Finding the Fourth Proportional to 7,938,336.96, 10,954,571.76 and 4,500,809.28

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Solution

The fourth proportional to 7,938,336.96, 10,954,571.76 and 4,500,809.28 is: 6,210,927.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,336.96 : 10,954,571.76 = 4,500,809.28 : x
  2. Step 2: Convert to fraction form
    7,938,336.96/10,954,571.76 = 4,500,809.28/x
  3. Step 3: Cross multiply
    7,938,336.96x = 10,954,571.76 × 4,500,809.28
  4. Step 4: Simplify right side
    7,938,336.96x = 49,304,438,235,833.94
  5. Step 5: Solve for x
    x = 49,304,438,235,833.94/7,938,336.96
  6. Step 6: Final answer
    x = 6,210,927.87

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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.