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Finding the Fourth Proportional to 16,407,996.60, 24,611,994.90 and 9,689,532.60

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Solution

The fourth proportional to 16,407,996.60, 24,611,994.90 and 9,689,532.60 is: 14,534,298.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,407,996.60 : 24,611,994.90 = 9,689,532.60 : x
  2. Step 2: Convert to fraction form
    16,407,996.60/24,611,994.90 = 9,689,532.60/x
  3. Step 3: Cross multiply
    16,407,996.60x = 24,611,994.90 × 9,689,532.60
  4. Step 4: Simplify right side
    16,407,996.60x = 238,478,726,934,583.72
  5. Step 5: Solve for x
    x = 238,478,726,934,583.72/16,407,996.60
  6. Step 6: Final answer
    x = 14,534,298.90

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1.5x scale

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.