Home / 7,161,880.80-10,742,821.20-2,434,072.80

Finding the Fourth Proportional to 7,161,880.80, 10,742,821.20 and 2,434,072.80

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Solution

The fourth proportional to 7,161,880.80, 10,742,821.20 and 2,434,072.80 is: 3,651,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,880.80 : 10,742,821.20 = 2,434,072.80 : x
  2. Step 2: Convert to fraction form
    7,161,880.80/10,742,821.20 = 2,434,072.80/x
  3. Step 3: Cross multiply
    7,161,880.80x = 10,742,821.20 × 2,434,072.80
  4. Step 4: Simplify right side
    7,161,880.80x = 26,148,808,878,183.36
  5. Step 5: Solve for x
    x = 26,148,808,878,183.36/7,161,880.80
  6. Step 6: Final answer
    x = 3,651,109.20

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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.