Home / 5,328,019.60-7,986,780.60-2,632,760.80

Finding the Fourth Proportional to 5,328,019.60, 7,986,780.60 and 2,632,760.80

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Solution

The fourth proportional to 5,328,019.60, 7,986,780.60 and 2,632,760.80 is: 3,946,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,019.60 : 7,986,780.60 = 2,632,760.80 : x
  2. Step 2: Convert to fraction form
    5,328,019.60/7,986,780.60 = 2,632,760.80/x
  3. Step 3: Cross multiply
    5,328,019.60x = 7,986,780.60 × 2,632,760.80
  4. Step 4: Simplify right side
    5,328,019.60x = 21,027,282,881,880.48
  5. Step 5: Solve for x
    x = 21,027,282,881,880.48/5,328,019.60
  6. Step 6: Final answer
    x = 3,946,547.58

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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.