Home / 7,405,201.80-11,107,802.70-4,556,075.40

Finding the Fourth Proportional to 7,405,201.80, 11,107,802.70 and 4,556,075.40

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Solution

The fourth proportional to 7,405,201.80, 11,107,802.70 and 4,556,075.40 is: 6,834,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405,201.80 : 11,107,802.70 = 4,556,075.40 : x
  2. Step 2: Convert to fraction form
    7,405,201.80/11,107,802.70 = 4,556,075.40/x
  3. Step 3: Cross multiply
    7,405,201.80x = 11,107,802.70 × 4,556,075.40
  4. Step 4: Simplify right side
    7,405,201.80x = 50,607,986,629,523.58
  5. Step 5: Solve for x
    x = 50,607,986,629,523.58/7,405,201.80
  6. Step 6: Final answer
    x = 6,834,113.10

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1.5x scale

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.