Home / 6,716,999.40-10,075,499.10-1,668,309.90

Finding the Fourth Proportional to 6,716,999.40, 10,075,499.10 and 1,668,309.90

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Solution

The fourth proportional to 6,716,999.40, 10,075,499.10 and 1,668,309.90 is: 2,502,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716,999.40 : 10,075,499.10 = 1,668,309.90 : x
  2. Step 2: Convert to fraction form
    6,716,999.40/10,075,499.10 = 1,668,309.90/x
  3. Step 3: Cross multiply
    6,716,999.40x = 10,075,499.10 × 1,668,309.90
  4. Step 4: Simplify right side
    6,716,999.40x = 16,809,054,895,971.09
  5. Step 5: Solve for x
    x = 16,809,054,895,971.09/6,716,999.40
  6. Step 6: Final answer
    x = 2,502,464.85

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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.