Home / 7,408,059.20-11,112,088.80-4,372,308.80

Finding the Fourth Proportional to 7,408,059.20, 11,112,088.80 and 4,372,308.80

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Solution

The fourth proportional to 7,408,059.20, 11,112,088.80 and 4,372,308.80 is: 6,558,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408,059.20 : 11,112,088.80 = 4,372,308.80 : x
  2. Step 2: Convert to fraction form
    7,408,059.20/11,112,088.80 = 4,372,308.80/x
  3. Step 3: Cross multiply
    7,408,059.20x = 11,112,088.80 × 4,372,308.80
  4. Step 4: Simplify right side
    7,408,059.20x = 48,585,483,646,621.44
  5. Step 5: Solve for x
    x = 48,585,483,646,621.44/7,408,059.20
  6. Step 6: Final answer
    x = 6,558,463.20

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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.