Home / 15,563,665.84-21,476,226.58-9,036,020.34

Finding the Fourth Proportional to 15,563,665.84, 21,476,226.58 and 9,036,020.34

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Solution

The fourth proportional to 15,563,665.84, 21,476,226.58 and 9,036,020.34 is: 12,468,760.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,665.84 : 21,476,226.58 = 9,036,020.34 : x
  2. Step 2: Convert to fraction form
    15,563,665.84/21,476,226.58 = 9,036,020.34/x
  3. Step 3: Cross multiply
    15,563,665.84x = 21,476,226.58 × 9,036,020.34
  4. Step 4: Simplify right side
    15,563,665.84x = 194,059,620,203,328.62
  5. Step 5: Solve for x
    x = 194,059,620,203,328.62/15,563,665.84
  6. Step 6: Final answer
    x = 12,468,760.39

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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.