Home / 9,631,226.80-13,290,740.28-5,280,217.70

Finding the Fourth Proportional to 9,631,226.80, 13,290,740.28 and 5,280,217.70

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Solution

The fourth proportional to 9,631,226.80, 13,290,740.28 and 5,280,217.70 is: 7,286,507.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631,226.80 : 13,290,740.28 = 5,280,217.70 : x
  2. Step 2: Convert to fraction form
    9,631,226.80/13,290,740.28 = 5,280,217.70/x
  3. Step 3: Cross multiply
    9,631,226.80x = 13,290,740.28 × 5,280,217.70
  4. Step 4: Simplify right side
    9,631,226.80x = 70,178,002,072,558.95
  5. Step 5: Solve for x
    x = 70,178,002,072,558.95/9,631,226.80
  6. Step 6: Final answer
    x = 7,286,507.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.