Home / 7,219,012.40-10,823,269.80-2,956,986.80

Finding the Fourth Proportional to 7,219,012.40, 10,823,269.80 and 2,956,986.80

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Solution

The fourth proportional to 7,219,012.40, 10,823,269.80 and 2,956,986.80 is: 4,433,330.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,012.40 : 10,823,269.80 = 2,956,986.80 : x
  2. Step 2: Convert to fraction form
    7,219,012.40/10,823,269.80 = 2,956,986.80/x
  3. Step 3: Cross multiply
    7,219,012.40x = 10,823,269.80 × 2,956,986.80
  4. Step 4: Simplify right side
    7,219,012.40x = 32,004,265,931,438.64
  5. Step 5: Solve for x
    x = 32,004,265,931,438.64/7,219,012.40
  6. Step 6: Final answer
    x = 4,433,330.23

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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.