Home / 13,763,949.60-20,645,924.40-4,788,501.60

Finding the Fourth Proportional to 13,763,949.60, 20,645,924.40 and 4,788,501.60

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Solution

The fourth proportional to 13,763,949.60, 20,645,924.40 and 4,788,501.60 is: 7,182,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763,949.60 : 20,645,924.40 = 4,788,501.60 : x
  2. Step 2: Convert to fraction form
    13,763,949.60/20,645,924.40 = 4,788,501.60/x
  3. Step 3: Cross multiply
    13,763,949.60x = 20,645,924.40 × 4,788,501.60
  4. Step 4: Simplify right side
    13,763,949.60x = 98,863,042,022,879.03
  5. Step 5: Solve for x
    x = 98,863,042,022,879.03/13,763,949.60
  6. Step 6: Final answer
    x = 7,182,752.40

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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.