Home / 35,479,560.42-48,958,860.78-20,013,446.34

Finding the Fourth Proportional to 35,479,560.42, 48,958,860.78 and 20,013,446.34

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Solution

The fourth proportional to 35,479,560.42, 48,958,860.78 and 20,013,446.34 is: 27,616,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479,560.42 : 48,958,860.78 = 20,013,446.34 : x
  2. Step 2: Convert to fraction form
    35,479,560.42/48,958,860.78 = 20,013,446.34/x
  3. Step 3: Cross multiply
    35,479,560.42x = 48,958,860.78 × 20,013,446.34
  4. Step 4: Simplify right side
    35,479,560.42x = 979,835,533,088,060.50
  5. Step 5: Solve for x
    x = 979,835,533,088,060.50/35,479,560.42
  6. Step 6: Final answer
    x = 27,616,901.72

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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.