Home / 12,448,000.70-18,672,001.05-2,992,384.70

Finding the Fourth Proportional to 12,448,000.70, 18,672,001.05 and 2,992,384.70

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Solution

The fourth proportional to 12,448,000.70, 18,672,001.05 and 2,992,384.70 is: 4,488,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,000.70 : 18,672,001.05 = 2,992,384.70 : x
  2. Step 2: Convert to fraction form
    12,448,000.70/18,672,001.05 = 2,992,384.70/x
  3. Step 3: Cross multiply
    12,448,000.70x = 18,672,001.05 × 2,992,384.70
  4. Step 4: Simplify right side
    12,448,000.70x = 55,873,810,260,403.94
  5. Step 5: Solve for x
    x = 55,873,810,260,403.94/12,448,000.70
  6. Step 6: Final answer
    x = 4,488,577.05

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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.