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Finding the Fourth Proportional to 33,953,709.60, 50,926,627.80 and 9,696,380.40

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Solution

The fourth proportional to 33,953,709.60, 50,926,627.80 and 9,696,380.40 is: 14,543,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,953,709.60 : 50,926,627.80 = 9,696,380.40 : x
  2. Step 2: Convert to fraction form
    33,953,709.60/50,926,627.80 = 9,696,380.40/x
  3. Step 3: Cross multiply
    33,953,709.60x = 50,926,627.80 × 9,696,380.40
  4. Step 4: Simplify right side
    33,953,709.60x = 493,803,955,638,015.12
  5. Step 5: Solve for x
    x = 493,803,955,638,015.12/33,953,709.60
  6. Step 6: Final answer
    x = 14,543,446.40

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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.