Home / 12,444,768.70-18,664,042.65-4,766,746.30

Finding the Fourth Proportional to 12,444,768.70, 18,664,042.65 and 4,766,746.30

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Solution

The fourth proportional to 12,444,768.70, 18,664,042.65 and 4,766,746.30 is: 7,148,928.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444,768.70 : 18,664,042.65 = 4,766,746.30 : x
  2. Step 2: Convert to fraction form
    12,444,768.70/18,664,042.65 = 4,766,746.30/x
  3. Step 3: Cross multiply
    12,444,768.70x = 18,664,042.65 × 4,766,746.30
  4. Step 4: Simplify right side
    12,444,768.70x = 88,966,756,244,929.69
  5. Step 5: Solve for x
    x = 88,966,756,244,929.69/12,444,768.70
  6. Step 6: Final answer
    x = 7,148,928.07

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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.