Home / 69,769,413.84-96,281,792.40-38,836,890.48

Finding the Fourth Proportional to 69,769,413.84, 96,281,792.40 and 38,836,890.48

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Solution

The fourth proportional to 69,769,413.84, 96,281,792.40 and 38,836,890.48 is: 53,594,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769,413.84 : 96,281,792.40 = 38,836,890.48 : x
  2. Step 2: Convert to fraction form
    69,769,413.84/96,281,792.40 = 38,836,890.48/x
  3. Step 3: Cross multiply
    69,769,413.84x = 96,281,792.40 × 38,836,890.48
  4. Step 4: Simplify right side
    69,769,413.84x = 3,739,285,426,656,896.50
  5. Step 5: Solve for x
    x = 3,739,285,426,656,896.50/69,769,413.84
  6. Step 6: Final answer
    x = 53,594,909.59

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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.