Home / 12,361,333.60-18,549,873.60-7,243,753.60

Finding the Fourth Proportional to 12,361,333.60, 18,549,873.60 and 7,243,753.60

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Solution

The fourth proportional to 12,361,333.60, 18,549,873.60 and 7,243,753.60 is: 10,870,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,333.60 : 18,549,873.60 = 7,243,753.60 : x
  2. Step 2: Convert to fraction form
    12,361,333.60/18,549,873.60 = 7,243,753.60/x
  3. Step 3: Cross multiply
    12,361,333.60x = 18,549,873.60 × 7,243,753.60
  4. Step 4: Simplify right side
    12,361,333.60x = 134,370,713,669,544.97
  5. Step 5: Solve for x
    x = 134,370,713,669,544.97/12,361,333.60
  6. Step 6: Final answer
    x = 10,870,244.10

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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.