Home / 28,812,801.12-43,219,274.58-11,773,471.02

Finding the Fourth Proportional to 28,812,801.12, 43,219,274.58 and 11,773,471.02

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Solution

The fourth proportional to 28,812,801.12, 43,219,274.58 and 11,773,471.02 is: 17,660,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,801.12 : 43,219,274.58 = 11,773,471.02 : x
  2. Step 2: Convert to fraction form
    28,812,801.12/43,219,274.58 = 11,773,471.02/x
  3. Step 3: Cross multiply
    28,812,801.12x = 43,219,274.58 × 11,773,471.02
  4. Step 4: Simplify right side
    28,812,801.12x = 508,840,876,773,052.62
  5. Step 5: Solve for x
    x = 508,840,876,773,052.62/28,812,801.12
  6. Step 6: Final answer
    x = 17,660,236.32

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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.