Home / 9,209,239.85-13,785,122.26-6,783,132.54

Finding the Fourth Proportional to 9,209,239.85, 13,785,122.26 and 6,783,132.54

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Solution

The fourth proportional to 9,209,239.85, 13,785,122.26 and 6,783,132.54 is: 10,153,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,239.85 : 13,785,122.26 = 6,783,132.54 : x
  2. Step 2: Convert to fraction form
    9,209,239.85/13,785,122.26 = 6,783,132.54/x
  3. Step 3: Cross multiply
    9,209,239.85x = 13,785,122.26 × 6,783,132.54
  4. Step 4: Simplify right side
    9,209,239.85x = 93,506,311,318,635.92
  5. Step 5: Solve for x
    x = 93,506,311,318,635.92/9,209,239.85
  6. Step 6: Final answer
    x = 10,153,531.98

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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.