Home / 8,903,415.20-13,355,122.80-2,171,829.20

Finding the Fourth Proportional to 8,903,415.20, 13,355,122.80 and 2,171,829.20

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Solution

The fourth proportional to 8,903,415.20, 13,355,122.80 and 2,171,829.20 is: 3,257,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,415.20 : 13,355,122.80 = 2,171,829.20 : x
  2. Step 2: Convert to fraction form
    8,903,415.20/13,355,122.80 = 2,171,829.20/x
  3. Step 3: Cross multiply
    8,903,415.20x = 13,355,122.80 × 2,171,829.20
  4. Step 4: Simplify right side
    8,903,415.20x = 29,005,045,666,625.77
  5. Step 5: Solve for x
    x = 29,005,045,666,625.77/8,903,415.20
  6. Step 6: Final answer
    x = 3,257,743.80

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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.