Home / 12,257,768.63-16,916,488.45-6,751,142.29

Finding the Fourth Proportional to 12,257,768.63, 16,916,488.45 and 6,751,142.29

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Solution

The fourth proportional to 12,257,768.63, 16,916,488.45 and 6,751,142.29 is: 9,316,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,768.63 : 16,916,488.45 = 6,751,142.29 : x
  2. Step 2: Convert to fraction form
    12,257,768.63/16,916,488.45 = 6,751,142.29/x
  3. Step 3: Cross multiply
    12,257,768.63x = 16,916,488.45 × 6,751,142.29
  4. Step 4: Simplify right side
    12,257,768.63x = 114,205,620,615,334.48
  5. Step 5: Solve for x
    x = 114,205,620,615,334.48/12,257,768.63
  6. Step 6: Final answer
    x = 9,316,999.21

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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.