Home / 21,554,426.70-32,331,640.05-13,901,676.30

Finding the Fourth Proportional to 21,554,426.70, 32,331,640.05 and 13,901,676.30

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Solution

The fourth proportional to 21,554,426.70, 32,331,640.05 and 13,901,676.30 is: 20,852,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,426.70 : 32,331,640.05 = 13,901,676.30 : x
  2. Step 2: Convert to fraction form
    21,554,426.70/32,331,640.05 = 13,901,676.30/x
  3. Step 3: Cross multiply
    21,554,426.70x = 32,331,640.05 × 13,901,676.30
  4. Step 4: Simplify right side
    21,554,426.70x = 449,463,994,223,215.88
  5. Step 5: Solve for x
    x = 449,463,994,223,215.88/21,554,426.70
  6. Step 6: Final answer
    x = 20,852,514.45

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1.5x scale

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.