Home / 11,508,311.58-15,881,988.15-6,615,122.46

Finding the Fourth Proportional to 11,508,311.58, 15,881,988.15 and 6,615,122.46

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Solution

The fourth proportional to 11,508,311.58, 15,881,988.15 and 6,615,122.46 is: 9,129,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508,311.58 : 15,881,988.15 = 6,615,122.46 : x
  2. Step 2: Convert to fraction form
    11,508,311.58/15,881,988.15 = 6,615,122.46/x
  3. Step 3: Cross multiply
    11,508,311.58x = 15,881,988.15 × 6,615,122.46
  4. Step 4: Simplify right side
    11,508,311.58x = 105,061,296,520,518.84
  5. Step 5: Solve for x
    x = 105,061,296,520,518.84/11,508,311.58
  6. Step 6: Final answer
    x = 9,129,166.85

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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.