Home / 10,131,079-13,980,912.08-5,484,912.96

Finding the Fourth Proportional to 10,131,079, 13,980,912.08 and 5,484,912.96

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Solution

The fourth proportional to 10,131,079, 13,980,912.08 and 5,484,912.96 is: 7,569,192.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,079 : 13,980,912.08 = 5,484,912.96 : x
  2. Step 2: Convert to fraction form
    10,131,079/13,980,912.08 = 5,484,912.96/x
  3. Step 3: Cross multiply
    10,131,079x = 13,980,912.08 × 5,484,912.96
  4. Step 4: Simplify right side
    10,131,079x = 76,684,085,860,212.56
  5. Step 5: Solve for x
    x = 76,684,085,860,212.56/10,131,079
  6. Step 6: Final answer
    x = 7,569,192.37

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1.5x scale

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.