Home / 7,455,166.20-11,182,749.30-3,867,939.45

Finding the Fourth Proportional to 7,455,166.20, 11,182,749.30 and 3,867,939.45

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Solution

The fourth proportional to 7,455,166.20, 11,182,749.30 and 3,867,939.45 is: 5,801,909.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455,166.20 : 11,182,749.30 = 3,867,939.45 : x
  2. Step 2: Convert to fraction form
    7,455,166.20/11,182,749.30 = 3,867,939.45/x
  3. Step 3: Cross multiply
    7,455,166.20x = 11,182,749.30 × 3,867,939.45
  4. Step 4: Simplify right side
    7,455,166.20x = 43,254,197,176,929.89
  5. Step 5: Solve for x
    x = 43,254,197,176,929.89/7,455,166.20
  6. Step 6: Final answer
    x = 5,801,909.18

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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.