Home / 63,769,836.80-95,669,932.32-20,639,040.32

Finding the Fourth Proportional to 63,769,836.80, 95,669,932.32 and 20,639,040.32

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Solution

The fourth proportional to 63,769,836.80, 95,669,932.32 and 20,639,040.32 is: 30,963,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769,836.80 : 95,669,932.32 = 20,639,040.32 : x
  2. Step 2: Convert to fraction form
    63,769,836.80/95,669,932.32 = 20,639,040.32/x
  3. Step 3: Cross multiply
    63,769,836.80x = 95,669,932.32 × 20,639,040.32
  4. Step 4: Simplify right side
    63,769,836.80x = 1,974,535,590,564,151
  5. Step 5: Solve for x
    x = 1,974,535,590,564,151/63,769,836.80
  6. Step 6: Final answer
    x = 30,963,472.54

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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.