Home / 5,215,812.30-7,823,718.45-3,302,624.70

Finding the Fourth Proportional to 5,215,812.30, 7,823,718.45 and 3,302,624.70

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Solution

The fourth proportional to 5,215,812.30, 7,823,718.45 and 3,302,624.70 is: 4,953,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,812.30 : 7,823,718.45 = 3,302,624.70 : x
  2. Step 2: Convert to fraction form
    5,215,812.30/7,823,718.45 = 3,302,624.70/x
  3. Step 3: Cross multiply
    5,215,812.30x = 7,823,718.45 × 3,302,624.70
  4. Step 4: Simplify right side
    5,215,812.30x = 25,838,805,798,815.72
  5. Step 5: Solve for x
    x = 25,838,805,798,815.72/5,215,812.30
  6. Step 6: Final answer
    x = 4,953,937.05

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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.