Home / 49,209,940.80-73,814,522.40-12,818,260.80

Finding the Fourth Proportional to 49,209,940.80, 73,814,522.40 and 12,818,260.80

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Solution

The fourth proportional to 49,209,940.80, 73,814,522.40 and 12,818,260.80 is: 19,227,289.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,940.80 : 73,814,522.40 = 12,818,260.80 : x
  2. Step 2: Convert to fraction form
    49,209,940.80/73,814,522.40 = 12,818,260.80/x
  3. Step 3: Cross multiply
    49,209,940.80x = 73,814,522.40 × 12,818,260.80
  4. Step 4: Simplify right side
    49,209,940.80x = 946,173,798,950,642
  5. Step 5: Solve for x
    x = 946,173,798,950,642/49,209,940.80
  6. Step 6: Final answer
    x = 19,227,289.92

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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.