Home / 13,743,482.49-20,597,290.33-7,677,969.21

Finding the Fourth Proportional to 13,743,482.49, 20,597,290.33 and 7,677,969.21

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Solution

The fourth proportional to 13,743,482.49, 20,597,290.33 and 7,677,969.21 is: 11,506,935.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,482.49 : 20,597,290.33 = 7,677,969.21 : x
  2. Step 2: Convert to fraction form
    13,743,482.49/20,597,290.33 = 7,677,969.21/x
  3. Step 3: Cross multiply
    13,743,482.49x = 20,597,290.33 × 7,677,969.21
  4. Step 4: Simplify right side
    13,743,482.49x = 158,145,360,963,170.72
  5. Step 5: Solve for x
    x = 158,145,360,963,170.72/13,743,482.49
  6. Step 6: Final answer
    x = 11,506,935.09

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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.