Home / 84,186,514.08-126,283,283.28-26,677,512.48

Finding the Fourth Proportional to 84,186,514.08, 126,283,283.28 and 26,677,512.48

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Solution

The fourth proportional to 84,186,514.08, 126,283,283.28 and 26,677,512.48 is: 40,017,381.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,186,514.08 : 126,283,283.28 = 26,677,512.48 : x
  2. Step 2: Convert to fraction form
    84,186,514.08/126,283,283.28 = 26,677,512.48/x
  3. Step 3: Cross multiply
    84,186,514.08x = 126,283,283.28 × 26,677,512.48
  4. Step 4: Simplify right side
    84,186,514.08x = 3,368,923,865,717,575.50
  5. Step 5: Solve for x
    x = 3,368,923,865,717,575.50/84,186,514.08
  6. Step 6: Final answer
    x = 40,017,381.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.