Home / 6,127,616.64-8,455,945.76-3,411,362.88

Finding the Fourth Proportional to 6,127,616.64, 8,455,945.76 and 3,411,362.88

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Solution

The fourth proportional to 6,127,616.64, 8,455,945.76 and 3,411,362.88 is: 4,707,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,616.64 : 8,455,945.76 = 3,411,362.88 : x
  2. Step 2: Convert to fraction form
    6,127,616.64/8,455,945.76 = 3,411,362.88/x
  3. Step 3: Cross multiply
    6,127,616.64x = 8,455,945.76 × 3,411,362.88
  4. Step 4: Simplify right side
    6,127,616.64x = 28,846,299,480,957.39
  5. Step 5: Solve for x
    x = 28,846,299,480,957.39/6,127,616.64
  6. Step 6: Final answer
    x = 4,707,588.80

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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.