Home / 21,507,179.84-32,260,801.44-16,418,502.88

Finding the Fourth Proportional to 21,507,179.84, 32,260,801.44 and 16,418,502.88

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Solution

The fourth proportional to 21,507,179.84, 32,260,801.44 and 16,418,502.88 is: 24,627,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,507,179.84 : 32,260,801.44 = 16,418,502.88 : x
  2. Step 2: Convert to fraction form
    21,507,179.84/32,260,801.44 = 16,418,502.88/x
  3. Step 3: Cross multiply
    21,507,179.84x = 32,260,801.44 × 16,418,502.88
  4. Step 4: Simplify right side
    21,507,179.84x = 529,674,061,353,748.19
  5. Step 5: Solve for x
    x = 529,674,061,353,748.19/21,507,179.84
  6. Step 6: Final answer
    x = 24,627,778.50

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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.