Home / 21,459,315.06-29,613,444.21-11,801,523.06

Finding the Fourth Proportional to 21,459,315.06, 29,613,444.21 and 11,801,523.06

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Solution

The fourth proportional to 21,459,315.06, 29,613,444.21 and 11,801,523.06 is: 16,285,876.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,459,315.06 : 29,613,444.21 = 11,801,523.06 : x
  2. Step 2: Convert to fraction form
    21,459,315.06/29,613,444.21 = 11,801,523.06/x
  3. Step 3: Cross multiply
    21,459,315.06x = 29,613,444.21 × 11,801,523.06
  4. Step 4: Simplify right side
    21,459,315.06x = 349,483,744,730,338.50
  5. Step 5: Solve for x
    x = 349,483,744,730,338.50/21,459,315.06
  6. Step 6: Final answer
    x = 16,285,876.03

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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.