Home / 27,295,811.20-40,943,716.80-12,946,904.20

Finding the Fourth Proportional to 27,295,811.20, 40,943,716.80 and 12,946,904.20

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Solution

The fourth proportional to 27,295,811.20, 40,943,716.80 and 12,946,904.20 is: 19,420,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295,811.20 : 40,943,716.80 = 12,946,904.20 : x
  2. Step 2: Convert to fraction form
    27,295,811.20/40,943,716.80 = 12,946,904.20/x
  3. Step 3: Cross multiply
    27,295,811.20x = 40,943,716.80 × 12,946,904.20
  4. Step 4: Simplify right side
    27,295,811.20x = 530,094,379,001,530.50
  5. Step 5: Solve for x
    x = 530,094,379,001,530.50/27,295,811.20
  6. Step 6: Final answer
    x = 19,420,356.30

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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.