Home / 17,312,765.20-25,969,147.80-16,651,416.40

Finding the Fourth Proportional to 17,312,765.20, 25,969,147.80 and 16,651,416.40

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Solution

The fourth proportional to 17,312,765.20, 25,969,147.80 and 16,651,416.40 is: 24,977,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312,765.20 : 25,969,147.80 = 16,651,416.40 : x
  2. Step 2: Convert to fraction form
    17,312,765.20/25,969,147.80 = 16,651,416.40/x
  3. Step 3: Cross multiply
    17,312,765.20x = 25,969,147.80 × 16,651,416.40
  4. Step 4: Simplify right side
    17,312,765.20x = 432,423,093,570,943.94
  5. Step 5: Solve for x
    x = 432,423,093,570,943.94/17,312,765.20
  6. Step 6: Final answer
    x = 24,977,124.60

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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.