Home / 40,664,645.22-56,117,276.83-22,079,821.30

Finding the Fourth Proportional to 40,664,645.22, 56,117,276.83 and 22,079,821.30

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Solution

The fourth proportional to 40,664,645.22, 56,117,276.83 and 22,079,821.30 is: 30,470,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,664,645.22 : 56,117,276.83 = 22,079,821.30 : x
  2. Step 2: Convert to fraction form
    40,664,645.22/56,117,276.83 = 22,079,821.30/x
  3. Step 3: Cross multiply
    40,664,645.22x = 56,117,276.83 × 22,079,821.30
  4. Step 4: Simplify right side
    40,664,645.22x = 1,239,059,444,389,964.25
  5. Step 5: Solve for x
    x = 1,239,059,444,389,964.25/40,664,645.22
  6. Step 6: Final answer
    x = 30,470,189.46

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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.