Home / 7,882,275.80-11,823,413.70-6,606,817.40

Finding the Fourth Proportional to 7,882,275.80, 11,823,413.70 and 6,606,817.40

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Solution

The fourth proportional to 7,882,275.80, 11,823,413.70 and 6,606,817.40 is: 9,910,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,275.80 : 11,823,413.70 = 6,606,817.40 : x
  2. Step 2: Convert to fraction form
    7,882,275.80/11,823,413.70 = 6,606,817.40/x
  3. Step 3: Cross multiply
    7,882,275.80x = 11,823,413.70 × 6,606,817.40
  4. Step 4: Simplify right side
    7,882,275.80x = 78,115,135,360,558.38
  5. Step 5: Solve for x
    x = 78,115,135,360,558.38/7,882,275.80
  6. Step 6: Final answer
    x = 9,910,226.10

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1.5x scale

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.