Home / 10,987,342.40-16,481,013.60-5,015,374.40

Finding the Fourth Proportional to 10,987,342.40, 16,481,013.60 and 5,015,374.40

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Solution

The fourth proportional to 10,987,342.40, 16,481,013.60 and 5,015,374.40 is: 7,523,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,342.40 : 16,481,013.60 = 5,015,374.40 : x
  2. Step 2: Convert to fraction form
    10,987,342.40/16,481,013.60 = 5,015,374.40/x
  3. Step 3: Cross multiply
    10,987,342.40x = 16,481,013.60 × 5,015,374.40
  4. Step 4: Simplify right side
    10,987,342.40x = 82,658,453,695,491.84
  5. Step 5: Solve for x
    x = 82,658,453,695,491.84/10,987,342.40
  6. Step 6: Final answer
    x = 7,523,061.60

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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.