Home / 19,159,224.24-28,743,412.05-6,379,839.66

Finding the Fourth Proportional to 19,159,224.24, 28,743,412.05 and 6,379,839.66

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Solution

The fourth proportional to 19,159,224.24, 28,743,412.05 and 6,379,839.66 is: 9,571,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159,224.24 : 28,743,412.05 = 6,379,839.66 : x
  2. Step 2: Convert to fraction form
    19,159,224.24/28,743,412.05 = 6,379,839.66/x
  3. Step 3: Cross multiply
    19,159,224.24x = 28,743,412.05 × 6,379,839.66
  4. Step 4: Simplify right side
    19,159,224.24x = 183,378,360,160,311.91
  5. Step 5: Solve for x
    x = 183,378,360,160,311.91/19,159,224.24
  6. Step 6: Final answer
    x = 9,571,283.15

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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.