Home / 14,222,487.16-19,627,084.30-7,696,116.64

Finding the Fourth Proportional to 14,222,487.16, 19,627,084.30 and 7,696,116.64

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Solution

The fourth proportional to 14,222,487.16, 19,627,084.30 and 7,696,116.64 is: 10,620,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,487.16 : 19,627,084.30 = 7,696,116.64 : x
  2. Step 2: Convert to fraction form
    14,222,487.16/19,627,084.30 = 7,696,116.64/x
  3. Step 3: Cross multiply
    14,222,487.16x = 19,627,084.30 × 7,696,116.64
  4. Step 4: Simplify right side
    14,222,487.16x = 151,052,330,075,912.75
  5. Step 5: Solve for x
    x = 151,052,330,075,912.75/14,222,487.16
  6. Step 6: Final answer
    x = 10,620,669.11

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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.