Home / 7,695,742.20-11,535,999.30-3,645,110.40

Finding the Fourth Proportional to 7,695,742.20, 11,535,999.30 and 3,645,110.40

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Solution

The fourth proportional to 7,695,742.20, 11,535,999.30 and 3,645,110.40 is: 5,464,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,742.20 : 11,535,999.30 = 3,645,110.40 : x
  2. Step 2: Convert to fraction form
    7,695,742.20/11,535,999.30 = 3,645,110.40/x
  3. Step 3: Cross multiply
    7,695,742.20x = 11,535,999.30 × 3,645,110.40
  4. Step 4: Simplify right side
    7,695,742.20x = 42,049,991,022,822.72
  5. Step 5: Solve for x
    x = 42,049,991,022,822.72/7,695,742.20
  6. Step 6: Final answer
    x = 5,464,059.21

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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.