Home / 5,163,626.79-7,745,693.04-1,968,157.35

Finding the Fourth Proportional to 5,163,626.79, 7,745,693.04 and 1,968,157.35

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Solution

The fourth proportional to 5,163,626.79, 7,745,693.04 and 1,968,157.35 is: 2,952,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163,626.79 : 7,745,693.04 = 1,968,157.35 : x
  2. Step 2: Convert to fraction form
    5,163,626.79/7,745,693.04 = 1,968,157.35/x
  3. Step 3: Cross multiply
    5,163,626.79x = 7,745,693.04 × 1,968,157.35
  4. Step 4: Simplify right side
    5,163,626.79x = 15,244,742,687,519.85
  5. Step 5: Solve for x
    x = 15,244,742,687,519.85/5,163,626.79
  6. Step 6: Final answer
    x = 2,952,332.40

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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.