Home / 7,865,213.82-10,859,215.23-4,929,443.34

Finding the Fourth Proportional to 7,865,213.82, 10,859,215.23 and 4,929,443.34

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Solution

The fourth proportional to 7,865,213.82, 10,859,215.23 and 4,929,443.34 is: 6,805,903.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,213.82 : 10,859,215.23 = 4,929,443.34 : x
  2. Step 2: Convert to fraction form
    7,865,213.82/10,859,215.23 = 4,929,443.34/x
  3. Step 3: Cross multiply
    7,865,213.82x = 10,859,215.23 × 4,929,443.34
  4. Step 4: Simplify right side
    7,865,213.82x = 53,529,886,193,150.07
  5. Step 5: Solve for x
    x = 53,529,886,193,150.07/7,865,213.82
  6. Step 6: Final answer
    x = 6,805,903.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.