Home / 27,763,668.20-41,657,312.10-13,379,331.80

Finding the Fourth Proportional to 27,763,668.20, 41,657,312.10 and 13,379,331.80

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Solution

The fourth proportional to 27,763,668.20, 41,657,312.10 and 13,379,331.80 is: 20,074,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,763,668.20 : 41,657,312.10 = 13,379,331.80 : x
  2. Step 2: Convert to fraction form
    27,763,668.20/41,657,312.10 = 13,379,331.80/x
  3. Step 3: Cross multiply
    27,763,668.20x = 41,657,312.10 × 13,379,331.80
  4. Step 4: Simplify right side
    27,763,668.20x = 557,347,000,482,054.81
  5. Step 5: Solve for x
    x = 557,347,000,482,054.81/27,763,668.20
  6. Step 6: Final answer
    x = 20,074,688.85

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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.