Home / 10,816,158.89-14,923,913.13-6,403,693.57

Finding the Fourth Proportional to 10,816,158.89, 14,923,913.13 and 6,403,693.57

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Solution

The fourth proportional to 10,816,158.89, 14,923,913.13 and 6,403,693.57 is: 8,835,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816,158.89 : 14,923,913.13 = 6,403,693.57 : x
  2. Step 2: Convert to fraction form
    10,816,158.89/14,923,913.13 = 6,403,693.57/x
  3. Step 3: Cross multiply
    10,816,158.89x = 14,923,913.13 × 6,403,693.57
  4. Step 4: Simplify right side
    10,816,158.89x = 95,568,166,512,509.80
  5. Step 5: Solve for x
    x = 95,568,166,512,509.80/10,816,158.89
  6. Step 6: Final answer
    x = 8,835,684.41

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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.