Home / 21,706,664.70-32,559,997.05-8,936,334.30

Finding the Fourth Proportional to 21,706,664.70, 32,559,997.05 and 8,936,334.30

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Solution

The fourth proportional to 21,706,664.70, 32,559,997.05 and 8,936,334.30 is: 13,404,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,706,664.70 : 32,559,997.05 = 8,936,334.30 : x
  2. Step 2: Convert to fraction form
    21,706,664.70/32,559,997.05 = 8,936,334.30/x
  3. Step 3: Cross multiply
    21,706,664.70x = 32,559,997.05 × 8,936,334.30
  4. Step 4: Simplify right side
    21,706,664.70x = 290,967,018,445,813.88
  5. Step 5: Solve for x
    x = 290,967,018,445,813.88/21,706,664.70
  6. Step 6: Final answer
    x = 13,404,501.45

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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.