Home / 11,118,171.73-15,343,233.65-6,405,962.91

Finding the Fourth Proportional to 11,118,171.73, 15,343,233.65 and 6,405,962.91

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Solution

The fourth proportional to 11,118,171.73, 15,343,233.65 and 6,405,962.91 is: 8,840,319.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118,171.73 : 15,343,233.65 = 6,405,962.91 : x
  2. Step 2: Convert to fraction form
    11,118,171.73/15,343,233.65 = 6,405,962.91/x
  3. Step 3: Cross multiply
    11,118,171.73x = 15,343,233.65 × 6,405,962.91
  4. Step 4: Simplify right side
    11,118,171.73x = 98,288,185,711,138.23
  5. Step 5: Solve for x
    x = 98,288,185,711,138.23/11,118,171.73
  6. Step 6: Final answer
    x = 8,840,319.08

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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.