Home / 6,403,894.13-8,837,443.65-3,503,222.73

Finding the Fourth Proportional to 6,403,894.13, 8,837,443.65 and 3,503,222.73

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Solution

The fourth proportional to 6,403,894.13, 8,837,443.65 and 3,503,222.73 is: 4,834,485.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,894.13 : 8,837,443.65 = 3,503,222.73 : x
  2. Step 2: Convert to fraction form
    6,403,894.13/8,837,443.65 = 3,503,222.73/x
  3. Step 3: Cross multiply
    6,403,894.13x = 8,837,443.65 × 3,503,222.73
  4. Step 4: Simplify right side
    6,403,894.13x = 30,959,533,482,911.25
  5. Step 5: Solve for x
    x = 30,959,533,482,911.25/6,403,894.13
  6. Step 6: Final answer
    x = 4,834,485.52

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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.