Home / 7,340,688.80-11,011,033.20-2,021,904.80

Finding the Fourth Proportional to 7,340,688.80, 11,011,033.20 and 2,021,904.80

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Solution

The fourth proportional to 7,340,688.80, 11,011,033.20 and 2,021,904.80 is: 3,032,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,688.80 : 11,011,033.20 = 2,021,904.80 : x
  2. Step 2: Convert to fraction form
    7,340,688.80/11,011,033.20 = 2,021,904.80/x
  3. Step 3: Cross multiply
    7,340,688.80x = 11,011,033.20 × 2,021,904.80
  4. Step 4: Simplify right side
    7,340,688.80x = 22,263,260,880,039.36
  5. Step 5: Solve for x
    x = 22,263,260,880,039.36/7,340,688.80
  6. Step 6: Final answer
    x = 3,032,857.20

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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.