Home / 12,974,137.10-19,461,205.65-8,196,562.70

Finding the Fourth Proportional to 12,974,137.10, 19,461,205.65 and 8,196,562.70

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Solution

The fourth proportional to 12,974,137.10, 19,461,205.65 and 8,196,562.70 is: 12,294,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,974,137.10 : 19,461,205.65 = 8,196,562.70 : x
  2. Step 2: Convert to fraction form
    12,974,137.10/19,461,205.65 = 8,196,562.70/x
  3. Step 3: Cross multiply
    12,974,137.10x = 19,461,205.65 × 8,196,562.70
  4. Step 4: Simplify right side
    12,974,137.10x = 159,514,992,327,819.25
  5. Step 5: Solve for x
    x = 159,514,992,327,819.25/12,974,137.10
  6. Step 6: Final answer
    x = 12,294,844.05

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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.