Home / 28,920,131.20-43,367,755.20-14,537,641.60

Finding the Fourth Proportional to 28,920,131.20, 43,367,755.20 and 14,537,641.60

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Solution

The fourth proportional to 28,920,131.20, 43,367,755.20 and 14,537,641.60 is: 21,800,208.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,920,131.20 : 43,367,755.20 = 14,537,641.60 : x
  2. Step 2: Convert to fraction form
    28,920,131.20/43,367,755.20 = 14,537,641.60/x
  3. Step 3: Cross multiply
    28,920,131.20x = 43,367,755.20 × 14,537,641.60
  4. Step 4: Simplify right side
    28,920,131.20x = 630,464,882,094,136.38
  5. Step 5: Solve for x
    x = 630,464,882,094,136.38/28,920,131.20
  6. Step 6: Final answer
    x = 21,800,208.23

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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.