Home / 19,586,166.72-27,029,059.20-10,885,155.36

Finding the Fourth Proportional to 19,586,166.72, 27,029,059.20 and 10,885,155.36

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Solution

The fourth proportional to 19,586,166.72, 27,029,059.20 and 10,885,155.36 is: 15,021,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,166.72 : 27,029,059.20 = 10,885,155.36 : x
  2. Step 2: Convert to fraction form
    19,586,166.72/27,029,059.20 = 10,885,155.36/x
  3. Step 3: Cross multiply
    19,586,166.72x = 27,029,059.20 × 10,885,155.36
  4. Step 4: Simplify right side
    19,586,166.72x = 294,215,508,626,637.31
  5. Step 5: Solve for x
    x = 294,215,508,626,637.31/19,586,166.72
  6. Step 6: Final answer
    x = 15,021,597.27

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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.