Home / 5,385,756.43-7,432,084.06-2,938,221.55

Finding the Fourth Proportional to 5,385,756.43, 7,432,084.06 and 2,938,221.55

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Solution

The fourth proportional to 5,385,756.43, 7,432,084.06 and 2,938,221.55 is: 4,054,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385,756.43 : 7,432,084.06 = 2,938,221.55 : x
  2. Step 2: Convert to fraction form
    5,385,756.43/7,432,084.06 = 2,938,221.55/x
  3. Step 3: Cross multiply
    5,385,756.43x = 7,432,084.06 × 2,938,221.55
  4. Step 4: Simplify right side
    5,385,756.43x = 21,837,109,546,503.49
  5. Step 5: Solve for x
    x = 21,837,109,546,503.49/5,385,756.43
  6. Step 6: Final answer
    x = 4,054,604.00

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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.