Home / 16,128,986.90-24,193,480.35-7,171,034.90

Finding the Fourth Proportional to 16,128,986.90, 24,193,480.35 and 7,171,034.90

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Solution

The fourth proportional to 16,128,986.90, 24,193,480.35 and 7,171,034.90 is: 10,756,552.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,986.90 : 24,193,480.35 = 7,171,034.90 : x
  2. Step 2: Convert to fraction form
    16,128,986.90/24,193,480.35 = 7,171,034.90/x
  3. Step 3: Cross multiply
    16,128,986.90x = 24,193,480.35 × 7,171,034.90
  4. Step 4: Simplify right side
    16,128,986.90x = 173,492,291,942,314.25
  5. Step 5: Solve for x
    x = 173,492,291,942,314.25/16,128,986.90
  6. Step 6: Final answer
    x = 10,756,552.35

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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.