Home / 7,039,047.75-9,713,885.90-3,819,783.75

Finding the Fourth Proportional to 7,039,047.75, 9,713,885.90 and 3,819,783.75

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Solution

The fourth proportional to 7,039,047.75, 9,713,885.90 and 3,819,783.75 is: 5,271,301.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,047.75 : 9,713,885.90 = 3,819,783.75 : x
  2. Step 2: Convert to fraction form
    7,039,047.75/9,713,885.90 = 3,819,783.75/x
  3. Step 3: Cross multiply
    7,039,047.75x = 9,713,885.90 × 3,819,783.75
  4. Step 4: Simplify right side
    7,039,047.75x = 37,104,943,491,075.20
  5. Step 5: Solve for x
    x = 37,104,943,491,075.20/7,039,047.75
  6. Step 6: Final answer
    x = 5,271,301.58

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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.