Home / 15,978,497.94-22,051,670.85-9,783,514.26

Finding the Fourth Proportional to 15,978,497.94, 22,051,670.85 and 9,783,514.26

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Solution

The fourth proportional to 15,978,497.94, 22,051,670.85 and 9,783,514.26 is: 13,502,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,978,497.94 : 22,051,670.85 = 9,783,514.26 : x
  2. Step 2: Convert to fraction form
    15,978,497.94/22,051,670.85 = 9,783,514.26/x
  3. Step 3: Cross multiply
    15,978,497.94x = 22,051,670.85 × 9,783,514.26
  4. Step 4: Simplify right side
    15,978,497.94x = 215,742,836,217,801.34
  5. Step 5: Solve for x
    x = 215,742,836,217,801.34/15,978,497.94
  6. Step 6: Final answer
    x = 13,502,072.41

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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.