Home / 10,643,891.15-15,975,930.54-6,588,110.58

Finding the Fourth Proportional to 10,643,891.15, 15,975,930.54 and 6,588,110.58

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Solution

The fourth proportional to 10,643,891.15, 15,975,930.54 and 6,588,110.58 is: 9,888,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643,891.15 : 15,975,930.54 = 6,588,110.58 : x
  2. Step 2: Convert to fraction form
    10,643,891.15/15,975,930.54 = 6,588,110.58/x
  3. Step 3: Cross multiply
    10,643,891.15x = 15,975,930.54 × 6,588,110.58
  4. Step 4: Simplify right side
    10,643,891.15x = 105,251,197,015,919.11
  5. Step 5: Solve for x
    x = 105,251,197,015,919.11/10,643,891.15
  6. Step 6: Final answer
    x = 9,888,413.51

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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.