Home / 11,121,602.40-16,682,403.60-4,732,063.20

Finding the Fourth Proportional to 11,121,602.40, 16,682,403.60 and 4,732,063.20

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Solution

The fourth proportional to 11,121,602.40, 16,682,403.60 and 4,732,063.20 is: 7,098,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,602.40 : 16,682,403.60 = 4,732,063.20 : x
  2. Step 2: Convert to fraction form
    11,121,602.40/16,682,403.60 = 4,732,063.20/x
  3. Step 3: Cross multiply
    11,121,602.40x = 16,682,403.60 × 4,732,063.20
  4. Step 4: Simplify right side
    11,121,602.40x = 78,942,188,163,107.52
  5. Step 5: Solve for x
    x = 78,942,188,163,107.52/11,121,602.40
  6. Step 6: Final answer
    x = 7,098,094.80

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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.