Home / 7,769,663.79-10,722,205.35-4,285,137.35

Finding the Fourth Proportional to 7,769,663.79, 10,722,205.35 and 4,285,137.35

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Solution

The fourth proportional to 7,769,663.79, 10,722,205.35 and 4,285,137.35 is: 5,913,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,663.79 : 10,722,205.35 = 4,285,137.35 : x
  2. Step 2: Convert to fraction form
    7,769,663.79/10,722,205.35 = 4,285,137.35/x
  3. Step 3: Cross multiply
    7,769,663.79x = 10,722,205.35 × 4,285,137.35
  4. Step 4: Simplify right side
    7,769,663.79x = 45,946,122,566,043.79
  5. Step 5: Solve for x
    x = 45,946,122,566,043.79/7,769,663.79
  6. Step 6: Final answer
    x = 5,913,527.77

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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.