Home / 15,651,960.74-21,581,267.37-14,491,159.46

Finding the Fourth Proportional to 15,651,960.74, 21,581,267.37 and 14,491,159.46

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Solution

The fourth proportional to 15,651,960.74, 21,581,267.37 and 14,491,159.46 is: 19,980,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651,960.74 : 21,581,267.37 = 14,491,159.46 : x
  2. Step 2: Convert to fraction form
    15,651,960.74/21,581,267.37 = 14,491,159.46/x
  3. Step 3: Cross multiply
    15,651,960.74x = 21,581,267.37 × 14,491,159.46
  4. Step 4: Simplify right side
    15,651,960.74x = 312,737,586,807,564.88
  5. Step 5: Solve for x
    x = 312,737,586,807,564.88/15,651,960.74
  6. Step 6: Final answer
    x = 19,980,729.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.