Home / 26,305,235.20-39,457,852.80-21,581,315.20

Finding the Fourth Proportional to 26,305,235.20, 39,457,852.80 and 21,581,315.20

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Solution

The fourth proportional to 26,305,235.20, 39,457,852.80 and 21,581,315.20 is: 32,371,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,305,235.20 : 39,457,852.80 = 21,581,315.20 : x
  2. Step 2: Convert to fraction form
    26,305,235.20/39,457,852.80 = 21,581,315.20/x
  3. Step 3: Cross multiply
    26,305,235.20x = 39,457,852.80 × 21,581,315.20
  4. Step 4: Simplify right side
    26,305,235.20x = 851,552,358,392,002.50
  5. Step 5: Solve for x
    x = 851,552,358,392,002.50/26,305,235.20
  6. Step 6: Final answer
    x = 32,371,972.80

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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.