Home / 36,701,881.69-55,018,426.49-12,423,819.73

Finding the Fourth Proportional to 36,701,881.69, 55,018,426.49 and 12,423,819.73

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Solution

The fourth proportional to 36,701,881.69, 55,018,426.49 and 12,423,819.73 is: 18,624,086.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701,881.69 : 55,018,426.49 = 12,423,819.73 : x
  2. Step 2: Convert to fraction form
    36,701,881.69/55,018,426.49 = 12,423,819.73/x
  3. Step 3: Cross multiply
    36,701,881.69x = 55,018,426.49 × 12,423,819.73
  4. Step 4: Simplify right side
    36,701,881.69x = 683,539,012,421,503.25
  5. Step 5: Solve for x
    x = 683,539,012,421,503.25/36,701,881.69
  6. Step 6: Final answer
    x = 18,624,086.31

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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.