Home / 7,390,221.60-11,083,028.40-2,903,872.80

Finding the Fourth Proportional to 7,390,221.60, 11,083,028.40 and 2,903,872.80

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Solution

The fourth proportional to 7,390,221.60, 11,083,028.40 and 2,903,872.80 is: 4,354,903.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,221.60 : 11,083,028.40 = 2,903,872.80 : x
  2. Step 2: Convert to fraction form
    7,390,221.60/11,083,028.40 = 2,903,872.80/x
  3. Step 3: Cross multiply
    7,390,221.60x = 11,083,028.40 × 2,903,872.80
  4. Step 4: Simplify right side
    7,390,221.60x = 32,183,704,712,387.52
  5. Step 5: Solve for x
    x = 32,183,704,712,387.52/7,390,221.60
  6. Step 6: Final answer
    x = 4,354,903.88

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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.