Home / 9,128,075.85-13,694,273.24-2,980,024.65

Finding the Fourth Proportional to 9,128,075.85, 13,694,273.24 and 2,980,024.65

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Solution

The fourth proportional to 9,128,075.85, 13,694,273.24 and 2,980,024.65 is: 4,470,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,075.85 : 13,694,273.24 = 2,980,024.65 : x
  2. Step 2: Convert to fraction form
    9,128,075.85/13,694,273.24 = 2,980,024.65/x
  3. Step 3: Cross multiply
    9,128,075.85x = 13,694,273.24 × 2,980,024.65
  4. Step 4: Simplify right side
    9,128,075.85x = 40,809,271,804,135.24
  5. Step 5: Solve for x
    x = 40,809,271,804,135.24/9,128,075.85
  6. Step 6: Final answer
    x = 4,470,741.97

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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.