Home / 7,909,354.19-11,864,031.27-7,505,459.03

Finding the Fourth Proportional to 7,909,354.19, 11,864,031.27 and 7,505,459.03

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Solution

The fourth proportional to 7,909,354.19, 11,864,031.27 and 7,505,459.03 is: 11,258,188.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909,354.19 : 11,864,031.27 = 7,505,459.03 : x
  2. Step 2: Convert to fraction form
    7,909,354.19/11,864,031.27 = 7,505,459.03/x
  3. Step 3: Cross multiply
    7,909,354.19x = 11,864,031.27 × 7,505,459.03
  4. Step 4: Simplify right side
    7,909,354.19x = 89,045,000,568,303.72
  5. Step 5: Solve for x
    x = 89,045,000,568,303.72/7,909,354.19
  6. Step 6: Final answer
    x = 11,258,188.53

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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.