Home / 5,214,483.52-7,196,002.75-2,891,539.68

Finding the Fourth Proportional to 5,214,483.52, 7,196,002.75 and 2,891,539.68

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Solution

The fourth proportional to 5,214,483.52, 7,196,002.75 and 2,891,539.68 is: 3,990,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,483.52 : 7,196,002.75 = 2,891,539.68 : x
  2. Step 2: Convert to fraction form
    5,214,483.52/7,196,002.75 = 2,891,539.68/x
  3. Step 3: Cross multiply
    5,214,483.52x = 7,196,002.75 × 2,891,539.68
  4. Step 4: Simplify right side
    5,214,483.52x = 20,807,527,489,014.12
  5. Step 5: Solve for x
    x = 20,807,527,489,014.12/5,214,483.52
  6. Step 6: Final answer
    x = 3,990,333.35

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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.