Home / 7,303,367.70-10,955,051.55-1,912,007.70

Finding the Fourth Proportional to 7,303,367.70, 10,955,051.55 and 1,912,007.70

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Solution

The fourth proportional to 7,303,367.70, 10,955,051.55 and 1,912,007.70 is: 2,868,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303,367.70 : 10,955,051.55 = 1,912,007.70 : x
  2. Step 2: Convert to fraction form
    7,303,367.70/10,955,051.55 = 1,912,007.70/x
  3. Step 3: Cross multiply
    7,303,367.70x = 10,955,051.55 × 1,912,007.70
  4. Step 4: Simplify right side
    7,303,367.70x = 20,946,142,917,496.94
  5. Step 5: Solve for x
    x = 20,946,142,917,496.94/7,303,367.70
  6. Step 6: Final answer
    x = 2,868,011.55

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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.