Home / 15,888,072.54-21,924,894.51-9,012,406.98

Finding the Fourth Proportional to 15,888,072.54, 21,924,894.51 and 9,012,406.98

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Solution

The fourth proportional to 15,888,072.54, 21,924,894.51 and 9,012,406.98 is: 12,436,755.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888,072.54 : 21,924,894.51 = 9,012,406.98 : x
  2. Step 2: Convert to fraction form
    15,888,072.54/21,924,894.51 = 9,012,406.98/x
  3. Step 3: Cross multiply
    15,888,072.54x = 21,924,894.51 × 9,012,406.98
  4. Step 4: Simplify right side
    15,888,072.54x = 197,596,072,317,687.72
  5. Step 5: Solve for x
    x = 197,596,072,317,687.72/15,888,072.54
  6. Step 6: Final answer
    x = 12,436,755.42

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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.