Home / 6,365,176.72-8,784,129.12-3,464,754.64

Finding the Fourth Proportional to 6,365,176.72, 8,784,129.12 and 3,464,754.64

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Solution

The fourth proportional to 6,365,176.72, 8,784,129.12 and 3,464,754.64 is: 4,781,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365,176.72 : 8,784,129.12 = 3,464,754.64 : x
  2. Step 2: Convert to fraction form
    6,365,176.72/8,784,129.12 = 3,464,754.64/x
  3. Step 3: Cross multiply
    6,365,176.72x = 8,784,129.12 × 3,464,754.64
  4. Step 4: Simplify right side
    6,365,176.72x = 30,434,852,126,879.11
  5. Step 5: Solve for x
    x = 30,434,852,126,879.11/6,365,176.72
  6. Step 6: Final answer
    x = 4,781,462.24

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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.