Home / 10,363,021.90-15,544,532.85-7,542,925.90

Finding the Fourth Proportional to 10,363,021.90, 15,544,532.85 and 7,542,925.90

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Solution

The fourth proportional to 10,363,021.90, 15,544,532.85 and 7,542,925.90 is: 11,314,388.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,021.90 : 15,544,532.85 = 7,542,925.90 : x
  2. Step 2: Convert to fraction form
    10,363,021.90/15,544,532.85 = 7,542,925.90/x
  3. Step 3: Cross multiply
    10,363,021.90x = 15,544,532.85 × 7,542,925.90
  4. Step 4: Simplify right side
    10,363,021.90x = 117,251,259,437,665.81
  5. Step 5: Solve for x
    x = 117,251,259,437,665.81/10,363,021.90
  6. Step 6: Final answer
    x = 11,314,388.85

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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.