Home / 18,303,421.96-25,257,878.22-10,043,283.34

Finding the Fourth Proportional to 18,303,421.96, 25,257,878.22 and 10,043,283.34

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Solution

The fourth proportional to 18,303,421.96, 25,257,878.22 and 10,043,283.34 is: 13,859,267.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,303,421.96 : 25,257,878.22 = 10,043,283.34 : x
  2. Step 2: Convert to fraction form
    18,303,421.96/25,257,878.22 = 10,043,283.34/x
  3. Step 3: Cross multiply
    18,303,421.96x = 25,257,878.22 × 10,043,283.34
  4. Step 4: Simplify right side
    18,303,421.96x = 253,672,027,530,674.84
  5. Step 5: Solve for x
    x = 253,672,027,530,674.84/18,303,421.96
  6. Step 6: Final answer
    x = 13,859,267.85

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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.