Home / 21,781,697.70-32,672,546.55-16,679,864.10

Finding the Fourth Proportional to 21,781,697.70, 32,672,546.55 and 16,679,864.10

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Solution

The fourth proportional to 21,781,697.70, 32,672,546.55 and 16,679,864.10 is: 25,019,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,781,697.70 : 32,672,546.55 = 16,679,864.10 : x
  2. Step 2: Convert to fraction form
    21,781,697.70/32,672,546.55 = 16,679,864.10/x
  3. Step 3: Cross multiply
    21,781,697.70x = 32,672,546.55 × 16,679,864.10
  4. Step 4: Simplify right side
    21,781,697.70x = 544,973,636,254,923.88
  5. Step 5: Solve for x
    x = 544,973,636,254,923.88/21,781,697.70
  6. Step 6: Final answer
    x = 25,019,796.15

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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.