Home / 12,461,546.80-18,697,235.40-4,887,223.60

Finding the Fourth Proportional to 12,461,546.80, 18,697,235.40 and 4,887,223.60

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Solution

The fourth proportional to 12,461,546.80, 18,697,235.40 and 4,887,223.60 is: 7,332,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461,546.80 : 18,697,235.40 = 4,887,223.60 : x
  2. Step 2: Convert to fraction form
    12,461,546.80/18,697,235.40 = 4,887,223.60/x
  3. Step 3: Cross multiply
    12,461,546.80x = 18,697,235.40 × 4,887,223.60
  4. Step 4: Simplify right side
    12,461,546.80x = 91,377,570,101,635.42
  5. Step 5: Solve for x
    x = 91,377,570,101,635.42/12,461,546.80
  6. Step 6: Final answer
    x = 7,332,763.06

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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.