Home / 47,013,117.96-70,519,582.97-12,472,981.89

Finding the Fourth Proportional to 47,013,117.96, 70,519,582.97 and 12,472,981.89

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Solution

The fourth proportional to 47,013,117.96, 70,519,582.97 and 12,472,981.89 is: 18,709,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013,117.96 : 70,519,582.97 = 12,472,981.89 : x
  2. Step 2: Convert to fraction form
    47,013,117.96/70,519,582.97 = 12,472,981.89/x
  3. Step 3: Cross multiply
    47,013,117.96x = 70,519,582.97 × 12,472,981.89
  4. Step 4: Simplify right side
    47,013,117.96x = 879,589,481,543,556.88
  5. Step 5: Solve for x
    x = 879,589,481,543,556.88/47,013,117.96
  6. Step 6: Final answer
    x = 18,709,447.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.