Home / 14,003,159.31-21,004,742.61-4,419,287.91

Finding the Fourth Proportional to 14,003,159.31, 21,004,742.61 and 4,419,287.91

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Solution

The fourth proportional to 14,003,159.31, 21,004,742.61 and 4,419,287.91 is: 6,628,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,159.31 : 21,004,742.61 = 4,419,287.91 : x
  2. Step 2: Convert to fraction form
    14,003,159.31/21,004,742.61 = 4,419,287.91/x
  3. Step 3: Cross multiply
    14,003,159.31x = 21,004,742.61 × 4,419,287.91
  4. Step 4: Simplify right side
    14,003,159.31x = 92,826,005,069,034.84
  5. Step 5: Solve for x
    x = 92,826,005,069,034.84/14,003,159.31
  6. Step 6: Final answer
    x = 6,628,933.02

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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.