Home / 28,990,160.40-43,490,489.40-14,576,955.60

Finding the Fourth Proportional to 28,990,160.40, 43,490,489.40 and 14,576,955.60

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Solution

The fourth proportional to 28,990,160.40, 43,490,489.40 and 14,576,955.60 is: 21,868,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,990,160.40 : 43,490,489.40 = 14,576,955.60 : x
  2. Step 2: Convert to fraction form
    28,990,160.40/43,490,489.40 = 14,576,955.60/x
  3. Step 3: Cross multiply
    28,990,160.40x = 43,490,489.40 × 14,576,955.60
  4. Step 4: Simplify right side
    28,990,160.40x = 633,958,933,006,070.62
  5. Step 5: Solve for x
    x = 633,958,933,006,070.62/28,990,160.40
  6. Step 6: Final answer
    x = 21,868,072.62

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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.