Home / 7,118,314.38-10,677,969.54-2,858,482.50

Finding the Fourth Proportional to 7,118,314.38, 10,677,969.54 and 2,858,482.50

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Solution

The fourth proportional to 7,118,314.38, 10,677,969.54 and 2,858,482.50 is: 4,287,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,314.38 : 10,677,969.54 = 2,858,482.50 : x
  2. Step 2: Convert to fraction form
    7,118,314.38/10,677,969.54 = 2,858,482.50/x
  3. Step 3: Cross multiply
    7,118,314.38x = 10,677,969.54 × 2,858,482.50
  4. Step 4: Simplify right side
    7,118,314.38x = 30,522,789,065,623.05
  5. Step 5: Solve for x
    x = 30,522,789,065,623.05/7,118,314.38
  6. Step 6: Final answer
    x = 4,287,923.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.