Home / 28,928,424.10-39,918,586.82-17,165,665.66

Finding the Fourth Proportional to 28,928,424.10, 39,918,586.82 and 17,165,665.66

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Solution

The fourth proportional to 28,928,424.10, 39,918,586.82 and 17,165,665.66 is: 23,687,053.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,928,424.10 : 39,918,586.82 = 17,165,665.66 : x
  2. Step 2: Convert to fraction form
    28,928,424.10/39,918,586.82 = 17,165,665.66/x
  3. Step 3: Cross multiply
    28,928,424.10x = 39,918,586.82 × 17,165,665.66
  4. Step 4: Simplify right side
    28,928,424.10x = 685,229,114,971,802.62
  5. Step 5: Solve for x
    x = 685,229,114,971,802.62/28,928,424.10
  6. Step 6: Final answer
    x = 23,687,053.00

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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.