Home / 6,297,918.60-9,432,881.10-5,178,174.60

Finding the Fourth Proportional to 6,297,918.60, 9,432,881.10 and 5,178,174.60

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Solution

The fourth proportional to 6,297,918.60, 9,432,881.10 and 5,178,174.60 is: 7,755,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297,918.60 : 9,432,881.10 = 5,178,174.60 : x
  2. Step 2: Convert to fraction form
    6,297,918.60/9,432,881.10 = 5,178,174.60/x
  3. Step 3: Cross multiply
    6,297,918.60x = 9,432,881.10 × 5,178,174.60
  4. Step 4: Simplify right side
    6,297,918.60x = 48,845,105,316,840.05
  5. Step 5: Solve for x
    x = 48,845,105,316,840.05/6,297,918.60
  6. Step 6: Final answer
    x = 7,755,753.67

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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.