Home / 7,448,638.15-11,171,920.43-2,400,458.95

Finding the Fourth Proportional to 7,448,638.15, 11,171,920.43 and 2,400,458.95

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Solution

The fourth proportional to 7,448,638.15, 11,171,920.43 and 2,400,458.95 is: 3,600,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448,638.15 : 11,171,920.43 = 2,400,458.95 : x
  2. Step 2: Convert to fraction form
    7,448,638.15/11,171,920.43 = 2,400,458.95/x
  3. Step 3: Cross multiply
    7,448,638.15x = 11,171,920.43 × 2,400,458.95
  4. Step 4: Simplify right side
    7,448,638.15x = 26,817,736,372,879.06
  5. Step 5: Solve for x
    x = 26,817,736,372,879.06/7,448,638.15
  6. Step 6: Final answer
    x = 3,600,354.30

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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.