Home / 11,315,504.70-15,615,384.54-6,158,853.96

Finding the Fourth Proportional to 11,315,504.70, 15,615,384.54 and 6,158,853.96

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Solution

The fourth proportional to 11,315,504.70, 15,615,384.54 and 6,158,853.96 is: 8,499,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,315,504.70 : 15,615,384.54 = 6,158,853.96 : x
  2. Step 2: Convert to fraction form
    11,315,504.70/15,615,384.54 = 6,158,853.96/x
  3. Step 3: Cross multiply
    11,315,504.70x = 15,615,384.54 × 6,158,853.96
  4. Step 4: Simplify right side
    11,315,504.70x = 96,172,872,911,101.77
  5. Step 5: Solve for x
    x = 96,172,872,911,101.77/11,315,504.70
  6. Step 6: Final answer
    x = 8,499,211.96

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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.