Home / 12,762,269.76-17,612,142.48-6,961,051.92

Finding the Fourth Proportional to 12,762,269.76, 17,612,142.48 and 6,961,051.92

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Solution

The fourth proportional to 12,762,269.76, 17,612,142.48 and 6,961,051.92 is: 9,606,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,269.76 : 17,612,142.48 = 6,961,051.92 : x
  2. Step 2: Convert to fraction form
    12,762,269.76/17,612,142.48 = 6,961,051.92/x
  3. Step 3: Cross multiply
    12,762,269.76x = 17,612,142.48 × 6,961,051.92
  4. Step 4: Simplify right side
    12,762,269.76x = 122,599,038,225,717.56
  5. Step 5: Solve for x
    x = 122,599,038,225,717.56/12,762,269.76
  6. Step 6: Final answer
    x = 9,606,366.31

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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.