Home / 38,993,366.89-53,812,526.33-21,589,711.14

Finding the Fourth Proportional to 38,993,366.89, 53,812,526.33 and 21,589,711.14

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Solution

The fourth proportional to 38,993,366.89, 53,812,526.33 and 21,589,711.14 is: 29,794,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,993,366.89 : 53,812,526.33 = 21,589,711.14 : x
  2. Step 2: Convert to fraction form
    38,993,366.89/53,812,526.33 = 21,589,711.14/x
  3. Step 3: Cross multiply
    38,993,366.89x = 53,812,526.33 × 21,589,711.14
  4. Step 4: Simplify right side
    38,993,366.89x = 1,161,796,899,312,673.50
  5. Step 5: Solve for x
    x = 1,161,796,899,312,673.50/38,993,366.89
  6. Step 6: Final answer
    x = 29,794,731.56

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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.