Home / 6,857,455.95-10,288,327.59-4,127,992.47

Finding the Fourth Proportional to 6,857,455.95, 10,288,327.59 and 4,127,992.47

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Solution

The fourth proportional to 6,857,455.95, 10,288,327.59 and 4,127,992.47 is: 6,193,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857,455.95 : 10,288,327.59 = 4,127,992.47 : x
  2. Step 2: Convert to fraction form
    6,857,455.95/10,288,327.59 = 4,127,992.47/x
  3. Step 3: Cross multiply
    6,857,455.95x = 10,288,327.59 × 4,127,992.47
  4. Step 4: Simplify right side
    6,857,455.95x = 42,470,138,820,413.25
  5. Step 5: Solve for x
    x = 42,470,138,820,413.25/6,857,455.95
  6. Step 6: Final answer
    x = 6,193,279.13

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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.