Home / 5,075,542.81-7,004,283.60-2,783,719.90

Finding the Fourth Proportional to 5,075,542.81, 7,004,283.60 and 2,783,719.90

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Solution

The fourth proportional to 5,075,542.81, 7,004,283.60 and 2,783,719.90 is: 3,841,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,542.81 : 7,004,283.60 = 2,783,719.90 : x
  2. Step 2: Convert to fraction form
    5,075,542.81/7,004,283.60 = 2,783,719.90/x
  3. Step 3: Cross multiply
    5,075,542.81x = 7,004,283.60 × 2,783,719.90
  4. Step 4: Simplify right side
    5,075,542.81x = 19,497,963,642,563.64
  5. Step 5: Solve for x
    x = 19,497,963,642,563.64/5,075,542.81
  6. Step 6: Final answer
    x = 3,841,552.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.