Home / 7,377,415.20-10,180,812.78-4,114,233.36

Finding the Fourth Proportional to 7,377,415.20, 10,180,812.78 and 4,114,233.36

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Solution

The fourth proportional to 7,377,415.20, 10,180,812.78 and 4,114,233.36 is: 5,677,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377,415.20 : 10,180,812.78 = 4,114,233.36 : x
  2. Step 2: Convert to fraction form
    7,377,415.20/10,180,812.78 = 4,114,233.36/x
  3. Step 3: Cross multiply
    7,377,415.20x = 10,180,812.78 × 4,114,233.36
  4. Step 4: Simplify right side
    7,377,415.20x = 41,886,239,571,390.34
  5. Step 5: Solve for x
    x = 41,886,239,571,390.34/7,377,415.20
  6. Step 6: Final answer
    x = 5,677,630.77

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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.