Home / 21,320,606.80-31,954,666.20-14,497,166.80

Finding the Fourth Proportional to 21,320,606.80, 31,954,666.20 and 14,497,166.80

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Solution

The fourth proportional to 21,320,606.80, 31,954,666.20 and 14,497,166.80 is: 21,727,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,320,606.80 : 31,954,666.20 = 14,497,166.80 : x
  2. Step 2: Convert to fraction form
    21,320,606.80/31,954,666.20 = 14,497,166.80/x
  3. Step 3: Cross multiply
    21,320,606.80x = 31,954,666.20 × 14,497,166.80
  4. Step 4: Simplify right side
    21,320,606.80x = 463,252,125,939,722.19
  5. Step 5: Solve for x
    x = 463,252,125,939,722.19/21,320,606.80
  6. Step 6: Final answer
    x = 21,727,905.32

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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.