Home / 12,994,929.10-19,471,398.45-8,194,026.70

Finding the Fourth Proportional to 12,994,929.10, 19,471,398.45 and 8,194,026.70

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Solution

The fourth proportional to 12,994,929.10, 19,471,398.45 and 8,194,026.70 is: 12,277,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994,929.10 : 19,471,398.45 = 8,194,026.70 : x
  2. Step 2: Convert to fraction form
    12,994,929.10/19,471,398.45 = 8,194,026.70/x
  3. Step 3: Cross multiply
    12,994,929.10x = 19,471,398.45 × 8,194,026.70
  4. Step 4: Simplify right side
    12,994,929.10x = 159,549,158,785,638.62
  5. Step 5: Solve for x
    x = 159,549,158,785,638.62/12,994,929.10
  6. Step 6: Final answer
    x = 12,277,801.41

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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.