Home / 12,383,670.70-18,575,506.05-3,285,750.70

Finding the Fourth Proportional to 12,383,670.70, 18,575,506.05 and 3,285,750.70

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Solution

The fourth proportional to 12,383,670.70, 18,575,506.05 and 3,285,750.70 is: 4,928,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383,670.70 : 18,575,506.05 = 3,285,750.70 : x
  2. Step 2: Convert to fraction form
    12,383,670.70/18,575,506.05 = 3,285,750.70/x
  3. Step 3: Cross multiply
    12,383,670.70x = 18,575,506.05 × 3,285,750.70
  4. Step 4: Simplify right side
    12,383,670.70x = 61,034,482,006,641.74
  5. Step 5: Solve for x
    x = 61,034,482,006,641.74/12,383,670.70
  6. Step 6: Final answer
    x = 4,928,626.05

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1.5x scale

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.