Home / 13,943,899.13-19,243,048.10-7,749,206.94

Finding the Fourth Proportional to 13,943,899.13, 19,243,048.10 and 7,749,206.94

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Solution

The fourth proportional to 13,943,899.13, 19,243,048.10 and 7,749,206.94 is: 10,694,165.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,899.13 : 19,243,048.10 = 7,749,206.94 : x
  2. Step 2: Convert to fraction form
    13,943,899.13/19,243,048.10 = 7,749,206.94/x
  3. Step 3: Cross multiply
    13,943,899.13x = 19,243,048.10 × 7,749,206.94
  4. Step 4: Simplify right side
    13,943,899.13x = 149,118,361,890,457.44
  5. Step 5: Solve for x
    x = 149,118,361,890,457.44/13,943,899.13
  6. Step 6: Final answer
    x = 10,694,165.27

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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.