Home / 18,701,847.90-25,808,297.74-10,442,037.32

Finding the Fourth Proportional to 18,701,847.90, 25,808,297.74 and 10,442,037.32

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Solution

The fourth proportional to 18,701,847.90, 25,808,297.74 and 10,442,037.32 is: 14,409,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,847.90 : 25,808,297.74 = 10,442,037.32 : x
  2. Step 2: Convert to fraction form
    18,701,847.90/25,808,297.74 = 10,442,037.32/x
  3. Step 3: Cross multiply
    18,701,847.90x = 25,808,297.74 × 10,442,037.32
  4. Step 4: Simplify right side
    18,701,847.90x = 269,491,208,166,751.66
  5. Step 5: Solve for x
    x = 269,491,208,166,751.66/18,701,847.90
  6. Step 6: Final answer
    x = 14,409,870.60

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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.