Home / 19,639,739.70-29,457,791.88-9,262,579.34

Finding the Fourth Proportional to 19,639,739.70, 29,457,791.88 and 9,262,579.34

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Solution

The fourth proportional to 19,639,739.70, 29,457,791.88 and 9,262,579.34 is: 13,893,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639,739.70 : 29,457,791.88 = 9,262,579.34 : x
  2. Step 2: Convert to fraction form
    19,639,739.70/29,457,791.88 = 9,262,579.34/x
  3. Step 3: Cross multiply
    19,639,739.70x = 29,457,791.88 × 9,262,579.34
  4. Step 4: Simplify right side
    19,639,739.70x = 272,855,134,508,617.53
  5. Step 5: Solve for x
    x = 272,855,134,508,617.53/19,639,739.70
  6. Step 6: Final answer
    x = 13,893,011.75

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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.