Home / 20,075,961.84-30,097,013.64-8,707,851.60

Finding the Fourth Proportional to 20,075,961.84, 30,097,013.64 and 8,707,851.60

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Solution

The fourth proportional to 20,075,961.84, 30,097,013.64 and 8,707,851.60 is: 13,054,434.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075,961.84 : 30,097,013.64 = 8,707,851.60 : x
  2. Step 2: Convert to fraction form
    20,075,961.84/30,097,013.64 = 8,707,851.60/x
  3. Step 3: Cross multiply
    20,075,961.84x = 30,097,013.64 × 8,707,851.60
  4. Step 4: Simplify right side
    20,075,961.84x = 262,080,328,380,295.81
  5. Step 5: Solve for x
    x = 262,080,328,380,295.81/20,075,961.84
  6. Step 6: Final answer
    x = 13,054,434.48

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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.