Home / 7,189,679.45-10,784,740.59-3,144,084.83

Finding the Fourth Proportional to 7,189,679.45, 10,784,740.59 and 3,144,084.83

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Solution

The fourth proportional to 7,189,679.45, 10,784,740.59 and 3,144,084.83 is: 4,716,224.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,679.45 : 10,784,740.59 = 3,144,084.83 : x
  2. Step 2: Convert to fraction form
    7,189,679.45/10,784,740.59 = 3,144,084.83/x
  3. Step 3: Cross multiply
    7,189,679.45x = 10,784,740.59 × 3,144,084.83
  4. Step 4: Simplify right side
    7,189,679.45x = 33,908,139,230,580.55
  5. Step 5: Solve for x
    x = 33,908,139,230,580.55/7,189,679.45
  6. Step 6: Final answer
    x = 4,716,224.07

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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.