Home / 9,970,285.20-14,955,427.80-9,907,299.60

Finding the Fourth Proportional to 9,970,285.20, 14,955,427.80 and 9,907,299.60

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Solution

The fourth proportional to 9,970,285.20, 14,955,427.80 and 9,907,299.60 is: 14,860,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970,285.20 : 14,955,427.80 = 9,907,299.60 : x
  2. Step 2: Convert to fraction form
    9,970,285.20/14,955,427.80 = 9,907,299.60/x
  3. Step 3: Cross multiply
    9,970,285.20x = 14,955,427.80 × 9,907,299.60
  4. Step 4: Simplify right side
    9,970,285.20x = 148,167,903,860,768.88
  5. Step 5: Solve for x
    x = 148,167,903,860,768.88/9,970,285.20
  6. Step 6: Final answer
    x = 14,860,949.40

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1.5x scale

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.