Home / 7,039,047.50-9,713,885.55-3,819,783.50

Finding the Fourth Proportional to 7,039,047.50, 9,713,885.55 and 3,819,783.50

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Solution

The fourth proportional to 7,039,047.50, 9,713,885.55 and 3,819,783.50 is: 5,271,301.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,047.50 : 9,713,885.55 = 3,819,783.50 : x
  2. Step 2: Convert to fraction form
    7,039,047.50/9,713,885.55 = 3,819,783.50/x
  3. Step 3: Cross multiply
    7,039,047.50x = 9,713,885.55 × 3,819,783.50
  4. Step 4: Simplify right side
    7,039,047.50x = 37,104,939,744,778.43
  5. Step 5: Solve for x
    x = 37,104,939,744,778.43/7,039,047.50
  6. Step 6: Final answer
    x = 5,271,301.23

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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.