Home / 11,889,657.20-16,409,127.64-7,060,761.20

Finding the Fourth Proportional to 11,889,657.20, 16,409,127.64 and 7,060,761.20

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Solution

The fourth proportional to 11,889,657.20, 16,409,127.64 and 7,060,761.20 is: 9,744,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,657.20 : 16,409,127.64 = 7,060,761.20 : x
  2. Step 2: Convert to fraction form
    11,889,657.20/16,409,127.64 = 7,060,761.20/x
  3. Step 3: Cross multiply
    11,889,657.20x = 16,409,127.64 × 7,060,761.20
  4. Step 4: Simplify right side
    11,889,657.20x = 115,860,931,766,359.58
  5. Step 5: Solve for x
    x = 115,860,931,766,359.58/11,889,657.20
  6. Step 6: Final answer
    x = 9,744,682.27

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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.