Home / 7,249,551.82-10,004,039-3,986,504.08

Finding the Fourth Proportional to 7,249,551.82, 10,004,039 and 3,986,504.08

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Solution

The fourth proportional to 7,249,551.82, 10,004,039 and 3,986,504.08 is: 5,501,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,551.82 : 10,004,039 = 3,986,504.08 : x
  2. Step 2: Convert to fraction form
    7,249,551.82/10,004,039 = 3,986,504.08/x
  3. Step 3: Cross multiply
    7,249,551.82x = 10,004,039 × 3,986,504.08
  4. Step 4: Simplify right side
    7,249,551.82x = 39,881,142,289,979.12
  5. Step 5: Solve for x
    x = 39,881,142,289,979.12/7,249,551.82
  6. Step 6: Final answer
    x = 5,501,187.28

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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.