Home / 21,500,113.50-29,676,640.14-14,628,581.37

Finding the Fourth Proportional to 21,500,113.50, 29,676,640.14 and 14,628,581.37

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Solution

The fourth proportional to 21,500,113.50, 29,676,640.14 and 14,628,581.37 is: 20,191,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,500,113.50 : 29,676,640.14 = 14,628,581.37 : x
  2. Step 2: Convert to fraction form
    21,500,113.50/29,676,640.14 = 14,628,581.37/x
  3. Step 3: Cross multiply
    21,500,113.50x = 29,676,640.14 × 14,628,581.37
  4. Step 4: Simplify right side
    21,500,113.50x = 434,127,145,076,198.19
  5. Step 5: Solve for x
    x = 434,127,145,076,198.19/21,500,113.50
  6. Step 6: Final answer
    x = 20,191,853.64

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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.