Home / 10,361,872.36-14,299,476.90-5,715,835.24

Finding the Fourth Proportional to 10,361,872.36, 14,299,476.90 and 5,715,835.24

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Solution

The fourth proportional to 10,361,872.36, 14,299,476.90 and 5,715,835.24 is: 7,887,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,872.36 : 14,299,476.90 = 5,715,835.24 : x
  2. Step 2: Convert to fraction form
    10,361,872.36/14,299,476.90 = 5,715,835.24/x
  3. Step 3: Cross multiply
    10,361,872.36x = 14,299,476.90 × 5,715,835.24
  4. Step 4: Simplify right side
    10,361,872.36x = 81,733,453,978,585.97
  5. Step 5: Solve for x
    x = 81,733,453,978,585.97/10,361,872.36
  6. Step 6: Final answer
    x = 7,887,903.96

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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.