Home / 8,273,412.10-12,410,118.15-2,289,780.10

Finding the Fourth Proportional to 8,273,412.10, 12,410,118.15 and 2,289,780.10

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Solution

The fourth proportional to 8,273,412.10, 12,410,118.15 and 2,289,780.10 is: 3,434,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273,412.10 : 12,410,118.15 = 2,289,780.10 : x
  2. Step 2: Convert to fraction form
    8,273,412.10/12,410,118.15 = 2,289,780.10/x
  3. Step 3: Cross multiply
    8,273,412.10x = 12,410,118.15 × 2,289,780.10
  4. Step 4: Simplify right side
    8,273,412.10x = 28,416,441,578,518.82
  5. Step 5: Solve for x
    x = 28,416,441,578,518.82/8,273,412.10
  6. Step 6: Final answer
    x = 3,434,670.15

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Double scale
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Similar ratio
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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.