Home / 7,072,167.20-10,583,367.60-6,474,970.40

Finding the Fourth Proportional to 7,072,167.20, 10,583,367.60 and 6,474,970.40

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Solution

The fourth proportional to 7,072,167.20, 10,583,367.60 and 6,474,970.40 is: 9,689,673.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072,167.20 : 10,583,367.60 = 6,474,970.40 : x
  2. Step 2: Convert to fraction form
    7,072,167.20/10,583,367.60 = 6,474,970.40/x
  3. Step 3: Cross multiply
    7,072,167.20x = 10,583,367.60 × 6,474,970.40
  4. Step 4: Simplify right side
    7,072,167.20x = 68,526,991,942,319.04
  5. Step 5: Solve for x
    x = 68,526,991,942,319.04/7,072,167.20
  6. Step 6: Final answer
    x = 9,689,673.62

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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.