Home / 15,563,664.85-21,476,225.20-9,036,019.33

Finding the Fourth Proportional to 15,563,664.85, 21,476,225.20 and 9,036,019.33

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Solution

The fourth proportional to 15,563,664.85, 21,476,225.20 and 9,036,019.33 is: 12,468,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,664.85 : 21,476,225.20 = 9,036,019.33 : x
  2. Step 2: Convert to fraction form
    15,563,664.85/21,476,225.20 = 9,036,019.33/x
  3. Step 3: Cross multiply
    15,563,664.85x = 21,476,225.20 × 9,036,019.33
  4. Step 4: Simplify right side
    15,563,664.85x = 194,059,586,042,633.12
  5. Step 5: Solve for x
    x = 194,059,586,042,633.12/15,563,664.85
  6. Step 6: Final answer
    x = 12,468,758.99

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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.