Home / 10,679,913.86-14,738,351.89-5,785,135.91

Finding the Fourth Proportional to 10,679,913.86, 14,738,351.89 and 5,785,135.91

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Solution

The fourth proportional to 10,679,913.86, 14,738,351.89 and 5,785,135.91 is: 7,983,525.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679,913.86 : 14,738,351.89 = 5,785,135.91 : x
  2. Step 2: Convert to fraction form
    10,679,913.86/14,738,351.89 = 5,785,135.91/x
  3. Step 3: Cross multiply
    10,679,913.86x = 14,738,351.89 × 5,785,135.91
  4. Step 4: Simplify right side
    10,679,913.86x = 85,263,368,693,298.77
  5. Step 5: Solve for x
    x = 85,263,368,693,298.77/10,679,913.86
  6. Step 6: Final answer
    x = 7,983,525.88

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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.