Home / 55,761,477.52-83,609,739.33-21,642,965.32

Finding the Fourth Proportional to 55,761,477.52, 83,609,739.33 and 21,642,965.32

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Solution

The fourth proportional to 55,761,477.52, 83,609,739.33 and 21,642,965.32 is: 32,451,842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,761,477.52 : 83,609,739.33 = 21,642,965.32 : x
  2. Step 2: Convert to fraction form
    55,761,477.52/83,609,739.33 = 21,642,965.32/x
  3. Step 3: Cross multiply
    55,761,477.52x = 83,609,739.33 × 21,642,965.32
  4. Step 4: Simplify right side
    55,761,477.52x = 1,809,562,688,733,430
  5. Step 5: Solve for x
    x = 1,809,562,688,733,430/55,761,477.52
  6. Step 6: Final answer
    x = 32,451,842.55

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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.