Home / 7,408,124.20-11,112,186.30-4,372,373.80

Finding the Fourth Proportional to 7,408,124.20, 11,112,186.30 and 4,372,373.80

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Solution

The fourth proportional to 7,408,124.20, 11,112,186.30 and 4,372,373.80 is: 6,558,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408,124.20 : 11,112,186.30 = 4,372,373.80 : x
  2. Step 2: Convert to fraction form
    7,408,124.20/11,112,186.30 = 4,372,373.80/x
  3. Step 3: Cross multiply
    7,408,124.20x = 11,112,186.30 × 4,372,373.80
  4. Step 4: Simplify right side
    7,408,124.20x = 48,586,632,238,838.94
  5. Step 5: Solve for x
    x = 48,586,632,238,838.94/7,408,124.20
  6. Step 6: Final answer
    x = 6,558,560.70

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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.