Home / 19,172,861-26,458,413.46-10,471,035.72

Finding the Fourth Proportional to 19,172,861, 26,458,413.46 and 10,471,035.72

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Solution

The fourth proportional to 19,172,861, 26,458,413.46 and 10,471,035.72 is: 14,449,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,861 : 26,458,413.46 = 10,471,035.72 : x
  2. Step 2: Convert to fraction form
    19,172,861/26,458,413.46 = 10,471,035.72/x
  3. Step 3: Cross multiply
    19,172,861x = 26,458,413.46 × 10,471,035.72
  4. Step 4: Simplify right side
    19,172,861x = 277,046,992,434,188.81
  5. Step 5: Solve for x
    x = 277,046,992,434,188.81/19,172,861
  6. Step 6: Final answer
    x = 14,449,955.72

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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.