Home / 30,185,648.32-41,682,090.72-29,209,530.64

Finding the Fourth Proportional to 30,185,648.32, 41,682,090.72 and 29,209,530.64

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Solution

The fourth proportional to 30,185,648.32, 41,682,090.72 and 29,209,530.64 is: 40,334,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185,648.32 : 41,682,090.72 = 29,209,530.64 : x
  2. Step 2: Convert to fraction form
    30,185,648.32/41,682,090.72 = 29,209,530.64/x
  3. Step 3: Cross multiply
    30,185,648.32x = 41,682,090.72 × 29,209,530.64
  4. Step 4: Simplify right side
    30,185,648.32x = 1,217,514,306,025,099.75
  5. Step 5: Solve for x
    x = 1,217,514,306,025,099.75/30,185,648.32
  6. Step 6: Final answer
    x = 40,334,210.92

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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.