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Finding the Fourth Proportional to 16,508,548.40, 24,706,835.40 and 14,493,009.20

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Solution

The fourth proportional to 16,508,548.40, 24,706,835.40 and 14,493,009.20 is: 21,690,362.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508,548.40 : 24,706,835.40 = 14,493,009.20 : x
  2. Step 2: Convert to fraction form
    16,508,548.40/24,706,835.40 = 14,493,009.20/x
  3. Step 3: Cross multiply
    16,508,548.40x = 24,706,835.40 × 14,493,009.20
  4. Step 4: Simplify right side
    16,508,548.40x = 358,076,392,755,085.62
  5. Step 5: Solve for x
    x = 358,076,392,755,085.62/16,508,548.40
  6. Step 6: Final answer
    x = 21,690,362.11

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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.