Home / 8,765,915.21-13,148,872.87-2,376,167.54

Finding the Fourth Proportional to 8,765,915.21, 13,148,872.87 and 2,376,167.54

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Solution

The fourth proportional to 8,765,915.21, 13,148,872.87 and 2,376,167.54 is: 3,564,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765,915.21 : 13,148,872.87 = 2,376,167.54 : x
  2. Step 2: Convert to fraction form
    8,765,915.21/13,148,872.87 = 2,376,167.54/x
  3. Step 3: Cross multiply
    8,765,915.21x = 13,148,872.87 × 2,376,167.54
  4. Step 4: Simplify right side
    8,765,915.21x = 31,243,924,901,280.64
  5. Step 5: Solve for x
    x = 31,243,924,901,280.64/8,765,915.21
  6. Step 6: Final answer
    x = 3,564,251.32

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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.