Home / 7,788,237.60-11,682,356.40-3,299,930.40

Finding the Fourth Proportional to 7,788,237.60, 11,682,356.40 and 3,299,930.40

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Solution

The fourth proportional to 7,788,237.60, 11,682,356.40 and 3,299,930.40 is: 4,949,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,237.60 : 11,682,356.40 = 3,299,930.40 : x
  2. Step 2: Convert to fraction form
    7,788,237.60/11,682,356.40 = 3,299,930.40/x
  3. Step 3: Cross multiply
    7,788,237.60x = 11,682,356.40 × 3,299,930.40
  4. Step 4: Simplify right side
    7,788,237.60x = 38,550,963,027,994.56
  5. Step 5: Solve for x
    x = 38,550,963,027,994.56/7,788,237.60
  6. Step 6: Final answer
    x = 4,949,895.60

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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.