Home / 29,898,728.40-41,241,286.44-18,866,210.04

Finding the Fourth Proportional to 29,898,728.40, 41,241,286.44 and 18,866,210.04

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Solution

The fourth proportional to 29,898,728.40, 41,241,286.44 and 18,866,210.04 is: 26,023,406.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,898,728.40 : 41,241,286.44 = 18,866,210.04 : x
  2. Step 2: Convert to fraction form
    29,898,728.40/41,241,286.44 = 18,866,210.04/x
  3. Step 3: Cross multiply
    29,898,728.40x = 41,241,286.44 × 18,866,210.04
  4. Step 4: Simplify right side
    29,898,728.40x = 778,066,772,296,843.75
  5. Step 5: Solve for x
    x = 778,066,772,296,843.75/29,898,728.40
  6. Step 6: Final answer
    x = 26,023,406.81

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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.