Home / 7,000,542.40-10,500,813.60-5,583,366.40

Finding the Fourth Proportional to 7,000,542.40, 10,500,813.60 and 5,583,366.40

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Solution

The fourth proportional to 7,000,542.40, 10,500,813.60 and 5,583,366.40 is: 8,375,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,542.40 : 10,500,813.60 = 5,583,366.40 : x
  2. Step 2: Convert to fraction form
    7,000,542.40/10,500,813.60 = 5,583,366.40/x
  3. Step 3: Cross multiply
    7,000,542.40x = 10,500,813.60 × 5,583,366.40
  4. Step 4: Simplify right side
    7,000,542.40x = 58,629,889,826,903.04
  5. Step 5: Solve for x
    x = 58,629,889,826,903.04/7,000,542.40
  6. Step 6: Final answer
    x = 8,375,049.60

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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.