Home / 7,875,575.40-11,813,363.10-6,741,834.60

Finding the Fourth Proportional to 7,875,575.40, 11,813,363.10 and 6,741,834.60

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Solution

The fourth proportional to 7,875,575.40, 11,813,363.10 and 6,741,834.60 is: 10,112,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,875,575.40 : 11,813,363.10 = 6,741,834.60 : x
  2. Step 2: Convert to fraction form
    7,875,575.40/11,813,363.10 = 6,741,834.60/x
  3. Step 3: Cross multiply
    7,875,575.40x = 11,813,363.10 × 6,741,834.60
  4. Step 4: Simplify right side
    7,875,575.40x = 79,643,740,089,943.25
  5. Step 5: Solve for x
    x = 79,643,740,089,943.25/7,875,575.40
  6. Step 6: Final answer
    x = 10,112,751.90

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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.