Home / 10,810,286.91-14,918,195.32-5,915,509.36

Finding the Fourth Proportional to 10,810,286.91, 14,918,195.32 and 5,915,509.36

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Solution

The fourth proportional to 10,810,286.91, 14,918,195.32 and 5,915,509.36 is: 8,163,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810,286.91 : 14,918,195.32 = 5,915,509.36 : x
  2. Step 2: Convert to fraction form
    10,810,286.91/14,918,195.32 = 5,915,509.36/x
  3. Step 3: Cross multiply
    10,810,286.91x = 14,918,195.32 × 5,915,509.36
  4. Step 4: Simplify right side
    10,810,286.91x = 88,248,723,997,683.94
  5. Step 5: Solve for x
    x = 88,248,723,997,683.94/10,810,286.91
  6. Step 6: Final answer
    x = 8,163,402.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.