Home / 7,072,702.84-10,609,128.24-5,661,728.20

Finding the Fourth Proportional to 7,072,702.84, 10,609,128.24 and 5,661,728.20

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Solution

The fourth proportional to 7,072,702.84, 10,609,128.24 and 5,661,728.20 is: 8,492,651.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072,702.84 : 10,609,128.24 = 5,661,728.20 : x
  2. Step 2: Convert to fraction form
    7,072,702.84/10,609,128.24 = 5,661,728.20/x
  3. Step 3: Cross multiply
    7,072,702.84x = 10,609,128.24 × 5,661,728.20
  4. Step 4: Simplify right side
    7,072,702.84x = 60,066,000,533,824.38
  5. Step 5: Solve for x
    x = 60,066,000,533,824.38/7,072,702.84
  6. Step 6: Final answer
    x = 8,492,651.52

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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.