Home / 12,007,768.14-16,570,413.18-6,709,505.40

Finding the Fourth Proportional to 12,007,768.14, 16,570,413.18 and 6,709,505.40

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Solution

The fourth proportional to 12,007,768.14, 16,570,413.18 and 6,709,505.40 is: 9,258,945.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007,768.14 : 16,570,413.18 = 6,709,505.40 : x
  2. Step 2: Convert to fraction form
    12,007,768.14/16,570,413.18 = 6,709,505.40/x
  3. Step 3: Cross multiply
    12,007,768.14x = 16,570,413.18 × 6,709,505.40
  4. Step 4: Simplify right side
    12,007,768.14x = 111,179,276,711,441.17
  5. Step 5: Solve for x
    x = 111,179,276,711,441.17/12,007,768.14
  6. Step 6: Final answer
    x = 9,258,945.99

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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.