Home / 12,715,627.42-17,547,898.41-6,914,748.43

Finding the Fourth Proportional to 12,715,627.42, 17,547,898.41 and 6,914,748.43

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Solution

The fourth proportional to 12,715,627.42, 17,547,898.41 and 6,914,748.43 is: 9,542,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715,627.42 : 17,547,898.41 = 6,914,748.43 : x
  2. Step 2: Convert to fraction form
    12,715,627.42/17,547,898.41 = 6,914,748.43/x
  3. Step 3: Cross multiply
    12,715,627.42x = 17,547,898.41 × 6,914,748.43
  4. Step 4: Simplify right side
    12,715,627.42x = 121,339,302,858,033.77
  5. Step 5: Solve for x
    x = 121,339,302,858,033.77/12,715,627.42
  6. Step 6: Final answer
    x = 9,542,533.68

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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.