Home / 9,049,546.84-12,492,400.30-5,379,651.48

Finding the Fourth Proportional to 9,049,546.84, 12,492,400.30 and 5,379,651.48

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Solution

The fourth proportional to 9,049,546.84, 12,492,400.30 and 5,379,651.48 is: 7,426,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049,546.84 : 12,492,400.30 = 5,379,651.48 : x
  2. Step 2: Convert to fraction form
    9,049,546.84/12,492,400.30 = 5,379,651.48/x
  3. Step 3: Cross multiply
    9,049,546.84x = 12,492,400.30 × 5,379,651.48
  4. Step 4: Simplify right side
    9,049,546.84x = 67,204,759,762,647.45
  5. Step 5: Solve for x
    x = 67,204,759,762,647.45/9,049,546.84
  6. Step 6: Final answer
    x = 7,426,312.16

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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.