Home / 32,809,786.40-49,208,774.70-20,657,502.20

Finding the Fourth Proportional to 32,809,786.40, 49,208,774.70 and 20,657,502.20

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Solution

The fourth proportional to 32,809,786.40, 49,208,774.70 and 20,657,502.20 is: 30,982,535.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,809,786.40 : 49,208,774.70 = 20,657,502.20 : x
  2. Step 2: Convert to fraction form
    32,809,786.40/49,208,774.70 = 20,657,502.20/x
  3. Step 3: Cross multiply
    32,809,786.40x = 49,208,774.70 × 20,657,502.20
  4. Step 4: Simplify right side
    32,809,786.40x = 1,016,530,371,624,554.38
  5. Step 5: Solve for x
    x = 1,016,530,371,624,554.38/32,809,786.40
  6. Step 6: Final answer
    x = 30,982,535.49

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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.