Home / 8,576,032.20-12,864,048.30-5,211,270.60

Finding the Fourth Proportional to 8,576,032.20, 12,864,048.30 and 5,211,270.60

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Solution

The fourth proportional to 8,576,032.20, 12,864,048.30 and 5,211,270.60 is: 7,816,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576,032.20 : 12,864,048.30 = 5,211,270.60 : x
  2. Step 2: Convert to fraction form
    8,576,032.20/12,864,048.30 = 5,211,270.60/x
  3. Step 3: Cross multiply
    8,576,032.20x = 12,864,048.30 × 5,211,270.60
  4. Step 4: Simplify right side
    8,576,032.20x = 67,038,036,702,769.98
  5. Step 5: Solve for x
    x = 67,038,036,702,769.98/8,576,032.20
  6. Step 6: Final answer
    x = 7,816,905.90

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1.5x scale

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.