Home / 8,528,732.12-12,788,413.14-4,201,260.56

Finding the Fourth Proportional to 8,528,732.12, 12,788,413.14 and 4,201,260.56

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Solution

The fourth proportional to 8,528,732.12, 12,788,413.14 and 4,201,260.56 is: 6,299,582.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528,732.12 : 12,788,413.14 = 4,201,260.56 : x
  2. Step 2: Convert to fraction form
    8,528,732.12/12,788,413.14 = 4,201,260.56/x
  3. Step 3: Cross multiply
    8,528,732.12x = 12,788,413.14 × 4,201,260.56
  4. Step 4: Simplify right side
    8,528,732.12x = 53,727,455,750,067.76
  5. Step 5: Solve for x
    x = 53,727,455,750,067.76/8,528,732.12
  6. Step 6: Final answer
    x = 6,299,582.99

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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.