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Finding the Fourth Proportional to 16,609,730.40, 24,914,595.60 and 16,273,807.20

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Solution

The fourth proportional to 16,609,730.40, 24,914,595.60 and 16,273,807.20 is: 24,410,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609,730.40 : 24,914,595.60 = 16,273,807.20 : x
  2. Step 2: Convert to fraction form
    16,609,730.40/24,914,595.60 = 16,273,807.20/x
  3. Step 3: Cross multiply
    16,609,730.40x = 24,914,595.60 × 16,273,807.20
  4. Step 4: Simplify right side
    16,609,730.40x = 405,455,325,260,368.31
  5. Step 5: Solve for x
    x = 405,455,325,260,368.31/16,609,730.40
  6. Step 6: Final answer
    x = 24,410,710.80

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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.