Home / 10,724,413.40-14,799,586.22-7,983,358.68

Finding the Fourth Proportional to 10,724,413.40, 14,799,586.22 and 7,983,358.68

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Solution

The fourth proportional to 10,724,413.40, 14,799,586.22 and 7,983,358.68 is: 11,016,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724,413.40 : 14,799,586.22 = 7,983,358.68 : x
  2. Step 2: Convert to fraction form
    10,724,413.40/14,799,586.22 = 7,983,358.68/x
  3. Step 3: Cross multiply
    10,724,413.40x = 14,799,586.22 × 7,983,358.68
  4. Step 4: Simplify right side
    10,724,413.40x = 118,150,405,109,845.39
  5. Step 5: Solve for x
    x = 118,150,405,109,845.39/10,724,413.40
  6. Step 6: Final answer
    x = 11,016,957.36

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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.