Home / 7,764,368.40-11,646,552.60-2,085,166.80

Finding the Fourth Proportional to 7,764,368.40, 11,646,552.60 and 2,085,166.80

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Solution

The fourth proportional to 7,764,368.40, 11,646,552.60 and 2,085,166.80 is: 3,127,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,368.40 : 11,646,552.60 = 2,085,166.80 : x
  2. Step 2: Convert to fraction form
    7,764,368.40/11,646,552.60 = 2,085,166.80/x
  3. Step 3: Cross multiply
    7,764,368.40x = 11,646,552.60 × 2,085,166.80
  4. Step 4: Simplify right side
    7,764,368.40x = 24,285,004,815,973.68
  5. Step 5: Solve for x
    x = 24,285,004,815,973.68/7,764,368.40
  6. Step 6: Final answer
    x = 3,127,750.20

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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.