Home / 38,022,941.01-52,471,686.26-20,619,281.82

Finding the Fourth Proportional to 38,022,941.01, 52,471,686.26 and 20,619,281.82

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Solution

The fourth proportional to 38,022,941.01, 52,471,686.26 and 20,619,281.82 is: 28,454,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022,941.01 : 52,471,686.26 = 20,619,281.82 : x
  2. Step 2: Convert to fraction form
    38,022,941.01/52,471,686.26 = 20,619,281.82/x
  3. Step 3: Cross multiply
    38,022,941.01x = 52,471,686.26 × 20,619,281.82
  4. Step 4: Simplify right side
    38,022,941.01x = 1,081,928,486,462,465.50
  5. Step 5: Solve for x
    x = 1,081,928,486,462,465.50/38,022,941.01
  6. Step 6: Final answer
    x = 28,454,623.91

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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.