Home / 12,670,219.40-19,005,329.10-4,150,833.80

Finding the Fourth Proportional to 12,670,219.40, 19,005,329.10 and 4,150,833.80

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Solution

The fourth proportional to 12,670,219.40, 19,005,329.10 and 4,150,833.80 is: 6,226,250.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670,219.40 : 19,005,329.10 = 4,150,833.80 : x
  2. Step 2: Convert to fraction form
    12,670,219.40/19,005,329.10 = 4,150,833.80/x
  3. Step 3: Cross multiply
    12,670,219.40x = 19,005,329.10 × 4,150,833.80
  4. Step 4: Simplify right side
    12,670,219.40x = 78,887,962,408,403.58
  5. Step 5: Solve for x
    x = 78,887,962,408,403.58/12,670,219.40
  6. Step 6: Final answer
    x = 6,226,250.70

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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.