Home / 10,375,899.96-14,214,916.68-9,987,890.82

Finding the Fourth Proportional to 10,375,899.96, 14,214,916.68 and 9,987,890.82

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Solution

The fourth proportional to 10,375,899.96, 14,214,916.68 and 9,987,890.82 is: 13,683,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375,899.96 : 14,214,916.68 = 9,987,890.82 : x
  2. Step 2: Convert to fraction form
    10,375,899.96/14,214,916.68 = 9,987,890.82/x
  3. Step 3: Cross multiply
    10,375,899.96x = 14,214,916.68 × 9,987,890.82
  4. Step 4: Simplify right side
    10,375,899.96x = 141,977,035,815,236.88
  5. Step 5: Solve for x
    x = 141,977,035,815,236.88/10,375,899.96
  6. Step 6: Final answer
    x = 13,683,346.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.