Home / 18,020,719.23-27,030,792.51-4,373,978.55

Finding the Fourth Proportional to 18,020,719.23, 27,030,792.51 and 4,373,978.55

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Solution

The fourth proportional to 18,020,719.23, 27,030,792.51 and 4,373,978.55 is: 6,560,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,020,719.23 : 27,030,792.51 = 4,373,978.55 : x
  2. Step 2: Convert to fraction form
    18,020,719.23/27,030,792.51 = 4,373,978.55/x
  3. Step 3: Cross multiply
    18,020,719.23x = 27,030,792.51 × 4,373,978.55
  4. Step 4: Simplify right side
    18,020,719.23x = 118,232,106,628,240.66
  5. Step 5: Solve for x
    x = 118,232,106,628,240.66/18,020,719.23
  6. Step 6: Final answer
    x = 6,560,898.33

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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.