Home / 35,479,554.86-48,958,853.18-20,013,440.78

Finding the Fourth Proportional to 35,479,554.86, 48,958,853.18 and 20,013,440.78

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Solution

The fourth proportional to 35,479,554.86, 48,958,853.18 and 20,013,440.78 is: 27,616,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479,554.86 : 48,958,853.18 = 20,013,440.78 : x
  2. Step 2: Convert to fraction form
    35,479,554.86/48,958,853.18 = 20,013,440.78/x
  3. Step 3: Cross multiply
    35,479,554.86x = 48,958,853.18 × 20,013,440.78
  4. Step 4: Simplify right side
    35,479,554.86x = 979,835,108,774,644.75
  5. Step 5: Solve for x
    x = 979,835,108,774,644.75/35,479,554.86
  6. Step 6: Final answer
    x = 27,616,894.09

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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.