Home / 11,133,029.76-15,363,640.08-6,238,262.40

Finding the Fourth Proportional to 11,133,029.76, 15,363,640.08 and 6,238,262.40

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Solution

The fourth proportional to 11,133,029.76, 15,363,640.08 and 6,238,262.40 is: 8,608,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133,029.76 : 15,363,640.08 = 6,238,262.40 : x
  2. Step 2: Convert to fraction form
    11,133,029.76/15,363,640.08 = 6,238,262.40/x
  3. Step 3: Cross multiply
    11,133,029.76x = 15,363,640.08 × 6,238,262.40
  4. Step 4: Simplify right side
    11,133,029.76x = 95,842,418,238,197
  5. Step 5: Solve for x
    x = 95,842,418,238,197/11,133,029.76
  6. Step 6: Final answer
    x = 8,608,835.18

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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.