Home / 6,415,335.90-8,853,174.72-3,514,664.34

Finding the Fourth Proportional to 6,415,335.90, 8,853,174.72 and 3,514,664.34

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Solution

The fourth proportional to 6,415,335.90, 8,853,174.72 and 3,514,664.34 is: 4,850,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415,335.90 : 8,853,174.72 = 3,514,664.34 : x
  2. Step 2: Convert to fraction form
    6,415,335.90/8,853,174.72 = 3,514,664.34/x
  3. Step 3: Cross multiply
    6,415,335.90x = 8,853,174.72 × 3,514,664.34
  4. Step 4: Simplify right side
    6,415,335.90x = 31,115,937,484,173.48
  5. Step 5: Solve for x
    x = 31,115,937,484,173.48/6,415,335.90
  6. Step 6: Final answer
    x = 4,850,242.91

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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.