Home / 7,280,469.40-10,922,016.30-3,021,068.20

Finding the Fourth Proportional to 7,280,469.40, 10,922,016.30 and 3,021,068.20

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Solution

The fourth proportional to 7,280,469.40, 10,922,016.30 and 3,021,068.20 is: 4,532,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,469.40 : 10,922,016.30 = 3,021,068.20 : x
  2. Step 2: Convert to fraction form
    7,280,469.40/10,922,016.30 = 3,021,068.20/x
  3. Step 3: Cross multiply
    7,280,469.40x = 10,922,016.30 × 3,021,068.20
  4. Step 4: Simplify right side
    7,280,469.40x = 32,996,156,123,811.66
  5. Step 5: Solve for x
    x = 32,996,156,123,811.66/7,280,469.40
  6. Step 6: Final answer
    x = 4,532,146.80

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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.