Home / 11,077,521.40-16,587,273.30-8,907,009.40

Finding the Fourth Proportional to 11,077,521.40, 16,587,273.30 and 8,907,009.40

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Solution

The fourth proportional to 11,077,521.40, 16,587,273.30 and 8,907,009.40 is: 13,337,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077,521.40 : 16,587,273.30 = 8,907,009.40 : x
  2. Step 2: Convert to fraction form
    11,077,521.40/16,587,273.30 = 8,907,009.40/x
  3. Step 3: Cross multiply
    11,077,521.40x = 16,587,273.30 × 8,907,009.40
  4. Step 4: Simplify right side
    11,077,521.40x = 147,742,999,203,469.03
  5. Step 5: Solve for x
    x = 147,742,999,203,469.03/11,077,521.40
  6. Step 6: Final answer
    x = 13,337,189.24

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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.