Home / 16,751,581.91-23,117,744.36-9,309,557.51

Finding the Fourth Proportional to 16,751,581.91, 23,117,744.36 and 9,309,557.51

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Solution

The fourth proportional to 16,751,581.91, 23,117,744.36 and 9,309,557.51 is: 12,847,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751,581.91 : 23,117,744.36 = 9,309,557.51 : x
  2. Step 2: Convert to fraction form
    16,751,581.91/23,117,744.36 = 9,309,557.51/x
  3. Step 3: Cross multiply
    16,751,581.91x = 23,117,744.36 × 9,309,557.51
  4. Step 4: Simplify right side
    16,751,581.91x = 215,215,970,574,350.34
  5. Step 5: Solve for x
    x = 215,215,970,574,350.34/16,751,581.91
  6. Step 6: Final answer
    x = 12,847,501.31

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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.