Home / 13,456,995.23-20,185,372.55-4,235,663.27

Finding the Fourth Proportional to 13,456,995.23, 20,185,372.55 and 4,235,663.27

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Solution

The fourth proportional to 13,456,995.23, 20,185,372.55 and 4,235,663.27 is: 6,353,457.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456,995.23 : 20,185,372.55 = 4,235,663.27 : x
  2. Step 2: Convert to fraction form
    13,456,995.23/20,185,372.55 = 4,235,663.27/x
  3. Step 3: Cross multiply
    13,456,995.23x = 20,185,372.55 × 4,235,663.27
  4. Step 4: Simplify right side
    13,456,995.23x = 85,498,440,979,196.06
  5. Step 5: Solve for x
    x = 85,498,440,979,196.06/13,456,995.23
  6. Step 6: Final answer
    x = 6,353,457.03

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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.