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Finding the Fourth Proportional to 11,007,978.60, 16,504,094.70 and 4,937,741.40

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Solution

The fourth proportional to 11,007,978.60, 16,504,094.70 and 4,937,741.40 is: 7,403,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,978.60 : 16,504,094.70 = 4,937,741.40 : x
  2. Step 2: Convert to fraction form
    11,007,978.60/16,504,094.70 = 4,937,741.40/x
  3. Step 3: Cross multiply
    11,007,978.60x = 16,504,094.70 × 4,937,741.40
  4. Step 4: Simplify right side
    11,007,978.60x = 81,492,951,669,710.58
  5. Step 5: Solve for x
    x = 81,492,951,669,710.58/11,007,978.60
  6. Step 6: Final answer
    x = 7,403,080.50

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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.