Home / 12,048,114.88-16,626,364.32-7,219,218.88

Finding the Fourth Proportional to 12,048,114.88, 16,626,364.32 and 7,219,218.88

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Solution

The fourth proportional to 12,048,114.88, 16,626,364.32 and 7,219,218.88 is: 9,962,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048,114.88 : 16,626,364.32 = 7,219,218.88 : x
  2. Step 2: Convert to fraction form
    12,048,114.88/16,626,364.32 = 7,219,218.88/x
  3. Step 3: Cross multiply
    12,048,114.88x = 16,626,364.32 × 7,219,218.88
  4. Step 4: Simplify right side
    12,048,114.88x = 120,029,363,204,702.36
  5. Step 5: Solve for x
    x = 120,029,363,204,702.36/12,048,114.88
  6. Step 6: Final answer
    x = 9,962,501.55

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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.