Home / 7,019,740.36-9,687,305.73-4,119,179.59

Finding the Fourth Proportional to 7,019,740.36, 9,687,305.73 and 4,119,179.59

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Solution

The fourth proportional to 7,019,740.36, 9,687,305.73 and 4,119,179.59 is: 5,684,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,740.36 : 9,687,305.73 = 4,119,179.59 : x
  2. Step 2: Convert to fraction form
    7,019,740.36/9,687,305.73 = 4,119,179.59/x
  3. Step 3: Cross multiply
    7,019,740.36x = 9,687,305.73 × 4,119,179.59
  4. Step 4: Simplify right side
    7,019,740.36x = 39,903,752,045,106.05
  5. Step 5: Solve for x
    x = 39,903,752,045,106.05/7,019,740.36
  6. Step 6: Final answer
    x = 5,684,505.41

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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.