Home / 9,343,152.75-12,893,586.44-5,213,357.95

Finding the Fourth Proportional to 9,343,152.75, 12,893,586.44 and 5,213,357.95

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Solution

The fourth proportional to 9,343,152.75, 12,893,586.44 and 5,213,357.95 is: 7,194,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,152.75 : 12,893,586.44 = 5,213,357.95 : x
  2. Step 2: Convert to fraction form
    9,343,152.75/12,893,586.44 = 5,213,357.95/x
  3. Step 3: Cross multiply
    9,343,152.75x = 12,893,586.44 × 5,213,357.95
  4. Step 4: Simplify right side
    9,343,152.75x = 67,218,881,393,619.88
  5. Step 5: Solve for x
    x = 67,218,881,393,619.88/9,343,152.75
  6. Step 6: Final answer
    x = 7,194,453.86

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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.