Home / 28,134,811.30-42,202,216.95-16,797,403.30

Finding the Fourth Proportional to 28,134,811.30, 42,202,216.95 and 16,797,403.30

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Solution

The fourth proportional to 28,134,811.30, 42,202,216.95 and 16,797,403.30 is: 25,196,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,134,811.30 : 42,202,216.95 = 16,797,403.30 : x
  2. Step 2: Convert to fraction form
    28,134,811.30/42,202,216.95 = 16,797,403.30/x
  3. Step 3: Cross multiply
    28,134,811.30x = 42,202,216.95 × 16,797,403.30
  4. Step 4: Simplify right side
    28,134,811.30x = 708,887,658,263,246
  5. Step 5: Solve for x
    x = 708,887,658,263,246/28,134,811.30
  6. Step 6: Final answer
    x = 25,196,104.95

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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.