Home / 6,869,920.30-10,304,880.45-1,821,741.10

Finding the Fourth Proportional to 6,869,920.30, 10,304,880.45 and 1,821,741.10

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Solution

The fourth proportional to 6,869,920.30, 10,304,880.45 and 1,821,741.10 is: 2,732,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869,920.30 : 10,304,880.45 = 1,821,741.10 : x
  2. Step 2: Convert to fraction form
    6,869,920.30/10,304,880.45 = 1,821,741.10/x
  3. Step 3: Cross multiply
    6,869,920.30x = 10,304,880.45 × 1,821,741.10
  4. Step 4: Simplify right side
    6,869,920.30x = 18,772,824,246,351.50
  5. Step 5: Solve for x
    x = 18,772,824,246,351.50/6,869,920.30
  6. Step 6: Final answer
    x = 2,732,611.65

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1.5x scale

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.