Home / 7,626,011.40-11,439,007.92-1,946,236.32

Finding the Fourth Proportional to 7,626,011.40, 11,439,007.92 and 1,946,236.32

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Solution

The fourth proportional to 7,626,011.40, 11,439,007.92 and 1,946,236.32 is: 2,919,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626,011.40 : 11,439,007.92 = 1,946,236.32 : x
  2. Step 2: Convert to fraction form
    7,626,011.40/11,439,007.92 = 1,946,236.32/x
  3. Step 3: Cross multiply
    7,626,011.40x = 11,439,007.92 × 1,946,236.32
  4. Step 4: Simplify right side
    7,626,011.40x = 22,263,012,668,940.47
  5. Step 5: Solve for x
    x = 22,263,012,668,940.47/7,626,011.40
  6. Step 6: Final answer
    x = 2,919,352.14

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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.