Home / 7,836,187.70-11,754,281.55-7,269,317.30

Finding the Fourth Proportional to 7,836,187.70, 11,754,281.55 and 7,269,317.30

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Solution

The fourth proportional to 7,836,187.70, 11,754,281.55 and 7,269,317.30 is: 10,903,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,187.70 : 11,754,281.55 = 7,269,317.30 : x
  2. Step 2: Convert to fraction form
    7,836,187.70/11,754,281.55 = 7,269,317.30/x
  3. Step 3: Cross multiply
    7,836,187.70x = 11,754,281.55 × 7,269,317.30
  4. Step 4: Simplify right side
    7,836,187.70x = 85,445,602,220,485.81
  5. Step 5: Solve for x
    x = 85,445,602,220,485.81/7,836,187.70
  6. Step 6: Final answer
    x = 10,903,975.95

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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.