Home / 20,075,958.84-30,097,009.14-8,707,848.60

Finding the Fourth Proportional to 20,075,958.84, 30,097,009.14 and 8,707,848.60

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Solution

The fourth proportional to 20,075,958.84, 30,097,009.14 and 8,707,848.60 is: 13,054,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075,958.84 : 30,097,009.14 = 8,707,848.60 : x
  2. Step 2: Convert to fraction form
    20,075,958.84/30,097,009.14 = 8,707,848.60/x
  3. Step 3: Cross multiply
    20,075,958.84x = 30,097,009.14 × 8,707,848.60
  4. Step 4: Simplify right side
    20,075,958.84x = 262,080,198,903,936.19
  5. Step 5: Solve for x
    x = 262,080,198,903,936.19/20,075,958.84
  6. Step 6: Final answer
    x = 13,054,429.98

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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.