Home / 12,042,999.40-16,619,347.42-6,536,374.38

Finding the Fourth Proportional to 12,042,999.40, 16,619,347.42 and 6,536,374.38

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Solution

The fourth proportional to 12,042,999.40, 16,619,347.42 and 6,536,374.38 is: 9,020,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042,999.40 : 16,619,347.42 = 6,536,374.38 : x
  2. Step 2: Convert to fraction form
    12,042,999.40/16,619,347.42 = 6,536,374.38/x
  3. Step 3: Cross multiply
    12,042,999.40x = 16,619,347.42 × 6,536,374.38
  4. Step 4: Simplify right side
    12,042,999.40x = 108,630,276,688,407.09
  5. Step 5: Solve for x
    x = 108,630,276,688,407.09/12,042,999.40
  6. Step 6: Final answer
    x = 9,020,201.12

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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.