Home / 6,909,307.70-10,363,961.55-3,313,223.60

Finding the Fourth Proportional to 6,909,307.70, 10,363,961.55 and 3,313,223.60

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Solution

The fourth proportional to 6,909,307.70, 10,363,961.55 and 3,313,223.60 is: 4,969,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,307.70 : 10,363,961.55 = 3,313,223.60 : x
  2. Step 2: Convert to fraction form
    6,909,307.70/10,363,961.55 = 3,313,223.60/x
  3. Step 3: Cross multiply
    6,909,307.70x = 10,363,961.55 × 3,313,223.60
  4. Step 4: Simplify right side
    6,909,307.70x = 34,338,121,996,952.58
  5. Step 5: Solve for x
    x = 34,338,121,996,952.58/6,909,307.70
  6. Step 6: Final answer
    x = 4,969,835.40

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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.