Home / 6,393,638.67-9,591,970.56-2,075,680.55

Finding the Fourth Proportional to 6,393,638.67, 9,591,970.56 and 2,075,680.55

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Solution

The fourth proportional to 6,393,638.67, 9,591,970.56 and 2,075,680.55 is: 3,114,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393,638.67 : 9,591,970.56 = 2,075,680.55 : x
  2. Step 2: Convert to fraction form
    6,393,638.67/9,591,970.56 = 2,075,680.55/x
  3. Step 3: Cross multiply
    6,393,638.67x = 9,591,970.56 × 2,075,680.55
  4. Step 4: Simplify right side
    6,393,638.67x = 19,909,866,712,464.11
  5. Step 5: Solve for x
    x = 19,909,866,712,464.11/6,393,638.67
  6. Step 6: Final answer
    x = 3,114,011.87

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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.