Home / 8,996,519.20-13,500,999.60-6,473,984.80

Finding the Fourth Proportional to 8,996,519.20, 13,500,999.60 and 6,473,984.80

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Solution

The fourth proportional to 8,996,519.20, 13,500,999.60 and 6,473,984.80 is: 9,715,453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996,519.20 : 13,500,999.60 = 6,473,984.80 : x
  2. Step 2: Convert to fraction form
    8,996,519.20/13,500,999.60 = 6,473,984.80/x
  3. Step 3: Cross multiply
    8,996,519.20x = 13,500,999.60 × 6,473,984.80
  4. Step 4: Simplify right side
    8,996,519.20x = 87,405,266,195,206.08
  5. Step 5: Solve for x
    x = 87,405,266,195,206.08/8,996,519.20
  6. Step 6: Final answer
    x = 9,715,453.75

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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.