Home / 7,208,219.97-9,950,213.34-4,728,384.32

Finding the Fourth Proportional to 7,208,219.97, 9,950,213.34 and 4,728,384.32

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Solution

The fourth proportional to 7,208,219.97, 9,950,213.34 and 4,728,384.32 is: 6,527,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208,219.97 : 9,950,213.34 = 4,728,384.32 : x
  2. Step 2: Convert to fraction form
    7,208,219.97/9,950,213.34 = 4,728,384.32/x
  3. Step 3: Cross multiply
    7,208,219.97x = 9,950,213.34 × 4,728,384.32
  4. Step 4: Simplify right side
    7,208,219.97x = 47,048,432,687,759.77
  5. Step 5: Solve for x
    x = 47,048,432,687,759.77/7,208,219.97
  6. Step 6: Final answer
    x = 6,527,052.85

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1.5x scale

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.