Home / 21,114,912.60-31,672,368.90-16,579,949.40

Finding the Fourth Proportional to 21,114,912.60, 31,672,368.90 and 16,579,949.40

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Solution

The fourth proportional to 21,114,912.60, 31,672,368.90 and 16,579,949.40 is: 24,869,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,114,912.60 : 31,672,368.90 = 16,579,949.40 : x
  2. Step 2: Convert to fraction form
    21,114,912.60/31,672,368.90 = 16,579,949.40/x
  3. Step 3: Cross multiply
    21,114,912.60x = 31,672,368.90 × 16,579,949.40
  4. Step 4: Simplify right side
    21,114,912.60x = 525,126,273,740,133.62
  5. Step 5: Solve for x
    x = 525,126,273,740,133.62/21,114,912.60
  6. Step 6: Final answer
    x = 24,869,924.10

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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.