Home / 5,333,471.83-8,000,211.65-1,289,963.54

Finding the Fourth Proportional to 5,333,471.83, 8,000,211.65 and 1,289,963.54

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Solution

The fourth proportional to 5,333,471.83, 8,000,211.65 and 1,289,963.54 is: 1,934,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,471.83 : 8,000,211.65 = 1,289,963.54 : x
  2. Step 2: Convert to fraction form
    5,333,471.83/8,000,211.65 = 1,289,963.54/x
  3. Step 3: Cross multiply
    5,333,471.83x = 8,000,211.65 × 1,289,963.54
  4. Step 4: Simplify right side
    5,333,471.83x = 10,319,981,354,333.95
  5. Step 5: Solve for x
    x = 10,319,981,354,333.95/5,333,471.83
  6. Step 6: Final answer
    x = 1,934,946.26

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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.