Home / 7,290,737.80-10,936,106.70-6,870,833.80

Finding the Fourth Proportional to 7,290,737.80, 10,936,106.70 and 6,870,833.80

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Solution

The fourth proportional to 7,290,737.80, 10,936,106.70 and 6,870,833.80 is: 10,306,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,737.80 : 10,936,106.70 = 6,870,833.80 : x
  2. Step 2: Convert to fraction form
    7,290,737.80/10,936,106.70 = 6,870,833.80/x
  3. Step 3: Cross multiply
    7,290,737.80x = 10,936,106.70 × 6,870,833.80
  4. Step 4: Simplify right side
    7,290,737.80x = 75,140,171,554,766.45
  5. Step 5: Solve for x
    x = 75,140,171,554,766.45/7,290,737.80
  6. Step 6: Final answer
    x = 10,306,250.70

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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.