Home / 7,280,514.80-10,920,941.22-1,889,377.82

Finding the Fourth Proportional to 7,280,514.80, 10,920,941.22 and 1,889,377.82

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Solution

The fourth proportional to 7,280,514.80, 10,920,941.22 and 1,889,377.82 is: 2,834,110.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,514.80 : 10,920,941.22 = 1,889,377.82 : x
  2. Step 2: Convert to fraction form
    7,280,514.80/10,920,941.22 = 1,889,377.82/x
  3. Step 3: Cross multiply
    7,280,514.80x = 10,920,941.22 × 1,889,377.82
  4. Step 4: Simplify right side
    7,280,514.80x = 20,633,784,114,591.74
  5. Step 5: Solve for x
    x = 20,633,784,114,591.74/7,280,514.80
  6. Step 6: Final answer
    x = 2,834,110.59

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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.