Home / 7,103,988.56-9,796,962.42-4,655,707.64

Finding the Fourth Proportional to 7,103,988.56, 9,796,962.42 and 4,655,707.64

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Solution

The fourth proportional to 7,103,988.56, 9,796,962.42 and 4,655,707.64 is: 6,420,589.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103,988.56 : 9,796,962.42 = 4,655,707.64 : x
  2. Step 2: Convert to fraction form
    7,103,988.56/9,796,962.42 = 4,655,707.64/x
  3. Step 3: Cross multiply
    7,103,988.56x = 9,796,962.42 × 4,655,707.64
  4. Step 4: Simplify right side
    7,103,988.56x = 45,611,792,787,586.88
  5. Step 5: Solve for x
    x = 45,611,792,787,586.88/7,103,988.56
  6. Step 6: Final answer
    x = 6,420,589.28

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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.