Home / 7,492,136.45-11,233,653.78-2,937,728.72

Finding the Fourth Proportional to 7,492,136.45, 11,233,653.78 and 2,937,728.72

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Solution

The fourth proportional to 7,492,136.45, 11,233,653.78 and 2,937,728.72 is: 4,404,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492,136.45 : 11,233,653.78 = 2,937,728.72 : x
  2. Step 2: Convert to fraction form
    7,492,136.45/11,233,653.78 = 2,937,728.72/x
  3. Step 3: Cross multiply
    7,492,136.45x = 11,233,653.78 × 2,937,728.72
  4. Step 4: Simplify right side
    7,492,136.45x = 33,001,427,379,143.18
  5. Step 5: Solve for x
    x = 33,001,427,379,143.18/7,492,136.45
  6. Step 6: Final answer
    x = 4,404,808.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.