Home / 10,971,960.40-16,467,271.80-4,916,011.60

Finding the Fourth Proportional to 10,971,960.40, 16,467,271.80 and 4,916,011.60

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Solution

The fourth proportional to 10,971,960.40, 16,467,271.80 and 4,916,011.60 is: 7,378,198.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,960.40 : 16,467,271.80 = 4,916,011.60 : x
  2. Step 2: Convert to fraction form
    10,971,960.40/16,467,271.80 = 4,916,011.60/x
  3. Step 3: Cross multiply
    10,971,960.40x = 16,467,271.80 × 4,916,011.60
  4. Step 4: Simplify right side
    10,971,960.40x = 80,953,299,189,152.88
  5. Step 5: Solve for x
    x = 80,953,299,189,152.88/10,971,960.40
  6. Step 6: Final answer
    x = 7,378,198.27

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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.