Home / 18,477,865.22-25,499,619.05-10,218,483.41

Finding the Fourth Proportional to 18,477,865.22, 25,499,619.05 and 10,218,483.41

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Solution

The fourth proportional to 18,477,865.22, 25,499,619.05 and 10,218,483.41 is: 14,101,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477,865.22 : 25,499,619.05 = 10,218,483.41 : x
  2. Step 2: Convert to fraction form
    18,477,865.22/25,499,619.05 = 10,218,483.41/x
  3. Step 3: Cross multiply
    18,477,865.22x = 25,499,619.05 × 10,218,483.41
  4. Step 4: Simplify right side
    18,477,865.22x = 260,567,434,045,154.44
  5. Step 5: Solve for x
    x = 260,567,434,045,154.44/18,477,865.22
  6. Step 6: Final answer
    x = 14,101,598.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.