Home / 12,256,029.40-18,384,044.10-3,280,581.40

Finding the Fourth Proportional to 12,256,029.40, 18,384,044.10 and 3,280,581.40

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Solution

The fourth proportional to 12,256,029.40, 18,384,044.10 and 3,280,581.40 is: 4,920,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256,029.40 : 18,384,044.10 = 3,280,581.40 : x
  2. Step 2: Convert to fraction form
    12,256,029.40/18,384,044.10 = 3,280,581.40/x
  3. Step 3: Cross multiply
    12,256,029.40x = 18,384,044.10 × 3,280,581.40
  4. Step 4: Simplify right side
    12,256,029.40x = 60,310,353,131,239.74
  5. Step 5: Solve for x
    x = 60,310,353,131,239.74/12,256,029.40
  6. Step 6: Final answer
    x = 4,920,872.10

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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.