Home / 4,928,501.70-7,382,713.82-4,020,918.57

Finding the Fourth Proportional to 4,928,501.70, 7,382,713.82 and 4,020,918.57

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Solution

The fourth proportional to 4,928,501.70, 7,382,713.82 and 4,020,918.57 is: 6,023,187.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,501.70 : 7,382,713.82 = 4,020,918.57 : x
  2. Step 2: Convert to fraction form
    4,928,501.70/7,382,713.82 = 4,020,918.57/x
  3. Step 3: Cross multiply
    4,928,501.70x = 7,382,713.82 × 4,020,918.57
  4. Step 4: Simplify right side
    4,928,501.70x = 29,685,291,075,729.05
  5. Step 5: Solve for x
    x = 29,685,291,075,729.05/4,928,501.70
  6. Step 6: Final answer
    x = 6,023,187.75

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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.