Home / 9,011,872.55-13,519,097.06-2,780,503.08

Finding the Fourth Proportional to 9,011,872.55, 13,519,097.06 and 2,780,503.08

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Solution

The fourth proportional to 9,011,872.55, 13,519,097.06 and 2,780,503.08 is: 4,171,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011,872.55 : 13,519,097.06 = 2,780,503.08 : x
  2. Step 2: Convert to fraction form
    9,011,872.55/13,519,097.06 = 2,780,503.08/x
  3. Step 3: Cross multiply
    9,011,872.55x = 13,519,097.06 × 2,780,503.08
  4. Step 4: Simplify right side
    9,011,872.55x = 37,589,891,014,148.95
  5. Step 5: Solve for x
    x = 37,589,891,014,148.95/9,011,872.55
  6. Step 6: Final answer
    x = 4,171,152.09

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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.