Home / 7,342,036.34-11,012,058.05-2,154,507.86

Finding the Fourth Proportional to 7,342,036.34, 11,012,058.05 and 2,154,507.86

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Solution

The fourth proportional to 7,342,036.34, 11,012,058.05 and 2,154,507.86 is: 3,231,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342,036.34 : 11,012,058.05 = 2,154,507.86 : x
  2. Step 2: Convert to fraction form
    7,342,036.34/11,012,058.05 = 2,154,507.86/x
  3. Step 3: Cross multiply
    7,342,036.34x = 11,012,058.05 × 2,154,507.86
  4. Step 4: Simplify right side
    7,342,036.34x = 23,725,565,557,668.44
  5. Step 5: Solve for x
    x = 23,725,565,557,668.44/7,342,036.34
  6. Step 6: Final answer
    x = 3,231,469.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.