Home / 7,466,719.20-11,192,205.60-2,916,009.60

Finding the Fourth Proportional to 7,466,719.20, 11,192,205.60 and 2,916,009.60

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Solution

The fourth proportional to 7,466,719.20, 11,192,205.60 and 2,916,009.60 is: 4,370,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,466,719.20 : 11,192,205.60 = 2,916,009.60 : x
  2. Step 2: Convert to fraction form
    7,466,719.20/11,192,205.60 = 2,916,009.60/x
  3. Step 3: Cross multiply
    7,466,719.20x = 11,192,205.60 × 2,916,009.60
  4. Step 4: Simplify right side
    7,466,719.20x = 32,636,578,974,773.76
  5. Step 5: Solve for x
    x = 32,636,578,974,773.76/7,466,719.20
  6. Step 6: Final answer
    x = 4,370,939.65

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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.