Home / 17,920,020.40-26,880,030.60-16,361,126.80

Finding the Fourth Proportional to 17,920,020.40, 26,880,030.60 and 16,361,126.80

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Solution

The fourth proportional to 17,920,020.40, 26,880,030.60 and 16,361,126.80 is: 24,541,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920,020.40 : 26,880,030.60 = 16,361,126.80 : x
  2. Step 2: Convert to fraction form
    17,920,020.40/26,880,030.60 = 16,361,126.80/x
  3. Step 3: Cross multiply
    17,920,020.40x = 26,880,030.60 × 16,361,126.80
  4. Step 4: Simplify right side
    17,920,020.40x = 439,787,589,034,480.12
  5. Step 5: Solve for x
    x = 439,787,589,034,480.12/17,920,020.40
  6. Step 6: Final answer
    x = 24,541,690.20

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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.