Home / 9,939,587.40-14,909,381.10-7,388,670.60

Finding the Fourth Proportional to 9,939,587.40, 14,909,381.10 and 7,388,670.60

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Solution

The fourth proportional to 9,939,587.40, 14,909,381.10 and 7,388,670.60 is: 11,083,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939,587.40 : 14,909,381.10 = 7,388,670.60 : x
  2. Step 2: Convert to fraction form
    9,939,587.40/14,909,381.10 = 7,388,670.60/x
  3. Step 3: Cross multiply
    9,939,587.40x = 14,909,381.10 × 7,388,670.60
  4. Step 4: Simplify right side
    9,939,587.40x = 110,160,505,797,765.66
  5. Step 5: Solve for x
    x = 110,160,505,797,765.66/9,939,587.40
  6. Step 6: Final answer
    x = 11,083,005.90

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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.