Home / 10,363,880.68-15,545,821.01-5,325,032.68

Finding the Fourth Proportional to 10,363,880.68, 15,545,821.01 and 5,325,032.68

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Solution

The fourth proportional to 10,363,880.68, 15,545,821.01 and 5,325,032.68 is: 7,987,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,880.68 : 15,545,821.01 = 5,325,032.68 : x
  2. Step 2: Convert to fraction form
    10,363,880.68/15,545,821.01 = 5,325,032.68/x
  3. Step 3: Cross multiply
    10,363,880.68x = 15,545,821.01 × 5,325,032.68
  4. Step 4: Simplify right side
    10,363,880.68x = 82,782,004,915,680.59
  5. Step 5: Solve for x
    x = 82,782,004,915,680.59/10,363,880.68
  6. Step 6: Final answer
    x = 7,987,549.01

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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.