Home / 7,830,683.64-11,746,002.78-2,150,913.42

Finding the Fourth Proportional to 7,830,683.64, 11,746,002.78 and 2,150,913.42

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Solution

The fourth proportional to 7,830,683.64, 11,746,002.78 and 2,150,913.42 is: 3,226,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,830,683.64 : 11,746,002.78 = 2,150,913.42 : x
  2. Step 2: Convert to fraction form
    7,830,683.64/11,746,002.78 = 2,150,913.42/x
  3. Step 3: Cross multiply
    7,830,683.64x = 11,746,002.78 × 2,150,913.42
  4. Step 4: Simplify right side
    7,830,683.64x = 25,264,635,010,859.30
  5. Step 5: Solve for x
    x = 25,264,635,010,859.30/7,830,683.64
  6. Step 6: Final answer
    x = 3,226,363.90

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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.