Home / 14,185,976.50-19,576,669.44-8,074,405

Finding the Fourth Proportional to 14,185,976.50, 19,576,669.44 and 8,074,405

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Solution

The fourth proportional to 14,185,976.50, 19,576,669.44 and 8,074,405 is: 11,142,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,976.50 : 19,576,669.44 = 8,074,405 : x
  2. Step 2: Convert to fraction form
    14,185,976.50/19,576,669.44 = 8,074,405/x
  3. Step 3: Cross multiply
    14,185,976.50x = 19,576,669.44 × 8,074,405
  4. Step 4: Simplify right side
    14,185,976.50x = 158,069,957,609,683.22
  5. Step 5: Solve for x
    x = 158,069,957,609,683.22/14,185,976.50
  6. Step 6: Final answer
    x = 11,142,691.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.