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Finding the Fourth Proportional to 5,616,582.06, 7,750,874.37 and 3,038,254.86

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Solution

The fourth proportional to 5,616,582.06, 7,750,874.37 and 3,038,254.86 is: 4,192,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616,582.06 : 7,750,874.37 = 3,038,254.86 : x
  2. Step 2: Convert to fraction form
    5,616,582.06/7,750,874.37 = 3,038,254.86/x
  3. Step 3: Cross multiply
    5,616,582.06x = 7,750,874.37 × 3,038,254.86
  4. Step 4: Simplify right side
    5,616,582.06x = 23,549,131,723,901.94
  5. Step 5: Solve for x
    x = 23,549,131,723,901.94/5,616,582.06
  6. Step 6: Final answer
    x = 4,192,786.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.