Home / 7,671,156.57-10,586,450.12-4,186,685.61

Finding the Fourth Proportional to 7,671,156.57, 10,586,450.12 and 4,186,685.61

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Solution

The fourth proportional to 7,671,156.57, 10,586,450.12 and 4,186,685.61 is: 5,777,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671,156.57 : 10,586,450.12 = 4,186,685.61 : x
  2. Step 2: Convert to fraction form
    7,671,156.57/10,586,450.12 = 4,186,685.61/x
  3. Step 3: Cross multiply
    7,671,156.57x = 10,586,450.12 × 4,186,685.61
  4. Step 4: Simplify right side
    7,671,156.57x = 44,322,138,357,453.34
  5. Step 5: Solve for x
    x = 44,322,138,357,453.34/7,671,156.57
  6. Step 6: Final answer
    x = 5,777,764.79

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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.