Home / 12,230,653.60-18,345,980.40-5,038,485.40

Finding the Fourth Proportional to 12,230,653.60, 18,345,980.40 and 5,038,485.40

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Solution

The fourth proportional to 12,230,653.60, 18,345,980.40 and 5,038,485.40 is: 7,557,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,653.60 : 18,345,980.40 = 5,038,485.40 : x
  2. Step 2: Convert to fraction form
    12,230,653.60/18,345,980.40 = 5,038,485.40/x
  3. Step 3: Cross multiply
    12,230,653.60x = 18,345,980.40 × 5,038,485.40
  4. Step 4: Simplify right side
    12,230,653.60x = 92,435,954,394,086.16
  5. Step 5: Solve for x
    x = 92,435,954,394,086.16/12,230,653.60
  6. Step 6: Final answer
    x = 7,557,728.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.