Home / 15,786,838.89-23,680,259.25-3,819,574.89

Finding the Fourth Proportional to 15,786,838.89, 23,680,259.25 and 3,819,574.89

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Solution

The fourth proportional to 15,786,838.89, 23,680,259.25 and 3,819,574.89 is: 5,729,362.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786,838.89 : 23,680,259.25 = 3,819,574.89 : x
  2. Step 2: Convert to fraction form
    15,786,838.89/23,680,259.25 = 3,819,574.89/x
  3. Step 3: Cross multiply
    15,786,838.89x = 23,680,259.25 × 3,819,574.89
  4. Step 4: Simplify right side
    15,786,838.89x = 90,448,523,619,990.23
  5. Step 5: Solve for x
    x = 90,448,523,619,990.23/15,786,838.89
  6. Step 6: Final answer
    x = 5,729,362.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.