Home / 9,408,857.40-14,092,290.90-7,272,012.60

Finding the Fourth Proportional to 9,408,857.40, 14,092,290.90 and 7,272,012.60

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Solution

The fourth proportional to 9,408,857.40, 14,092,290.90 and 7,272,012.60 is: 10,891,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408,857.40 : 14,092,290.90 = 7,272,012.60 : x
  2. Step 2: Convert to fraction form
    9,408,857.40/14,092,290.90 = 7,272,012.60/x
  3. Step 3: Cross multiply
    9,408,857.40x = 14,092,290.90 × 7,272,012.60
  4. Step 4: Simplify right side
    9,408,857.40x = 102,479,316,987,665.34
  5. Step 5: Solve for x
    x = 102,479,316,987,665.34/9,408,857.40
  6. Step 6: Final answer
    x = 10,891,791.92

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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.