Home / 12,048,113.88-16,626,362.94-7,219,217.88

Finding the Fourth Proportional to 12,048,113.88, 16,626,362.94 and 7,219,217.88

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Solution

The fourth proportional to 12,048,113.88, 16,626,362.94 and 7,219,217.88 is: 9,962,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,113.88 : 16,626,362.94 = 7,219,217.88 : x
  2. Step 2: Convert to fraction form
    12,048,113.88/16,626,362.94 = 7,219,217.88/x
  3. Step 3: Cross multiply
    12,048,113.88x = 16,626,362.94 × 7,219,217.88
  4. Step 4: Simplify right side
    12,048,113.88x = 120,029,336,615,817.36
  5. Step 5: Solve for x
    x = 120,029,336,615,817.36/12,048,113.88
  6. Step 6: Final answer
    x = 9,962,500.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.