Home / 16,789,822.80-25,155,703.80-7,795,928.40

Finding the Fourth Proportional to 16,789,822.80, 25,155,703.80 and 7,795,928.40

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Solution

The fourth proportional to 16,789,822.80, 25,155,703.80 and 7,795,928.40 is: 11,680,413.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,822.80 : 25,155,703.80 = 7,795,928.40 : x
  2. Step 2: Convert to fraction form
    16,789,822.80/25,155,703.80 = 7,795,928.40/x
  3. Step 3: Cross multiply
    16,789,822.80x = 25,155,703.80 × 7,795,928.40
  4. Step 4: Simplify right side
    16,789,822.80x = 196,112,065,676,407.94
  5. Step 5: Solve for x
    x = 196,112,065,676,407.94/16,789,822.80
  6. Step 6: Final answer
    x = 11,680,413.07

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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.