Home / 14,919,712.44-20,578,182.58-10,274,972.76

Finding the Fourth Proportional to 14,919,712.44, 20,578,182.58 and 10,274,972.76

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Solution

The fourth proportional to 14,919,712.44, 20,578,182.58 and 10,274,972.76 is: 14,171,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919,712.44 : 20,578,182.58 = 10,274,972.76 : x
  2. Step 2: Convert to fraction form
    14,919,712.44/20,578,182.58 = 10,274,972.76/x
  3. Step 3: Cross multiply
    14,919,712.44x = 20,578,182.58 × 10,274,972.76
  4. Step 4: Simplify right side
    14,919,712.44x = 211,440,265,459,806.50
  5. Step 5: Solve for x
    x = 211,440,265,459,806.50/14,919,712.44
  6. Step 6: Final answer
    x = 14,171,872.70

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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.