Home / 21,500,102.93-29,676,625.58-14,628,570.80

Finding the Fourth Proportional to 21,500,102.93, 29,676,625.58 and 14,628,570.80

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Solution

The fourth proportional to 21,500,102.93, 29,676,625.58 and 14,628,570.80 is: 20,191,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,500,102.93 : 29,676,625.58 = 14,628,570.80 : x
  2. Step 2: Convert to fraction form
    21,500,102.93/29,676,625.58 = 14,628,570.80/x
  3. Step 3: Cross multiply
    21,500,102.93x = 29,676,625.58 × 14,628,570.80
  4. Step 4: Simplify right side
    21,500,102.93x = 434,126,618,402,121.06
  5. Step 5: Solve for x
    x = 434,126,618,402,121.06/21,500,102.93
  6. Step 6: Final answer
    x = 20,191,839.07

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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.