Home / 33,435,995.64-46,146,717.50-20,390,821.88

Finding the Fourth Proportional to 33,435,995.64, 46,146,717.50 and 20,390,821.88

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Solution

The fourth proportional to 33,435,995.64, 46,146,717.50 and 20,390,821.88 is: 28,142,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435,995.64 : 46,146,717.50 = 20,390,821.88 : x
  2. Step 2: Convert to fraction form
    33,435,995.64/46,146,717.50 = 20,390,821.88/x
  3. Step 3: Cross multiply
    33,435,995.64x = 46,146,717.50 × 20,390,821.88
  4. Step 4: Simplify right side
    33,435,995.64x = 940,969,496,889,178.88
  5. Step 5: Solve for x
    x = 940,969,496,889,178.88/33,435,995.64
  6. Step 6: Final answer
    x = 28,142,409.97

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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.