Home / 7,013,905.03-9,685,874.39-6,631,786.54

Finding the Fourth Proportional to 7,013,905.03, 9,685,874.39 and 6,631,786.54

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Solution

The fourth proportional to 7,013,905.03, 9,685,874.39 and 6,631,786.54 is: 9,158,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013,905.03 : 9,685,874.39 = 6,631,786.54 : x
  2. Step 2: Convert to fraction form
    7,013,905.03/9,685,874.39 = 6,631,786.54/x
  3. Step 3: Cross multiply
    7,013,905.03x = 9,685,874.39 × 6,631,786.54
  4. Step 4: Simplify right side
    7,013,905.03x = 64,234,651,386,681.12
  5. Step 5: Solve for x
    x = 64,234,651,386,681.12/7,013,905.03
  6. Step 6: Final answer
    x = 9,158,186.65

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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.