Home / 6,915,630.11-10,380,749.74-3,885,585.35

Finding the Fourth Proportional to 6,915,630.11, 10,380,749.74 and 3,885,585.35

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Solution

The fourth proportional to 6,915,630.11, 10,380,749.74 and 3,885,585.35 is: 5,832,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,630.11 : 10,380,749.74 = 3,885,585.35 : x
  2. Step 2: Convert to fraction form
    6,915,630.11/10,380,749.74 = 3,885,585.35/x
  3. Step 3: Cross multiply
    6,915,630.11x = 10,380,749.74 × 3,885,585.35
  4. Step 4: Simplify right side
    6,915,630.11x = 40,335,289,050,142.60
  5. Step 5: Solve for x
    x = 40,335,289,050,142.60/6,915,630.11
  6. Step 6: Final answer
    x = 5,832,482.14

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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.