Home / 7,340,640.30-11,010,960.45-2,021,856.30

Finding the Fourth Proportional to 7,340,640.30, 11,010,960.45 and 2,021,856.30

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Solution

The fourth proportional to 7,340,640.30, 11,010,960.45 and 2,021,856.30 is: 3,032,784.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,640.30 : 11,010,960.45 = 2,021,856.30 : x
  2. Step 2: Convert to fraction form
    7,340,640.30/11,010,960.45 = 2,021,856.30/x
  3. Step 3: Cross multiply
    7,340,640.30x = 11,010,960.45 × 2,021,856.30
  4. Step 4: Simplify right side
    7,340,640.30x = 22,262,579,754,883.34
  5. Step 5: Solve for x
    x = 22,262,579,754,883.34/7,340,640.30
  6. Step 6: Final answer
    x = 3,032,784.45

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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.