Home / 12,066,870.60-18,100,743.30-3,548,068.20

Finding the Fourth Proportional to 12,066,870.60, 18,100,743.30 and 3,548,068.20

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Solution

The fourth proportional to 12,066,870.60, 18,100,743.30 and 3,548,068.20 is: 5,322,230.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066,870.60 : 18,100,743.30 = 3,548,068.20 : x
  2. Step 2: Convert to fraction form
    12,066,870.60/18,100,743.30 = 3,548,068.20/x
  3. Step 3: Cross multiply
    12,066,870.60x = 18,100,743.30 × 3,548,068.20
  4. Step 4: Simplify right side
    12,066,870.60x = 64,222,671,699,093.06
  5. Step 5: Solve for x
    x = 64,222,671,699,093.06/12,066,870.60
  6. Step 6: Final answer
    x = 5,322,230.91

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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.