Home / 28,943,795.90-43,358,933.90-16,787,720.90

Finding the Fourth Proportional to 28,943,795.90, 43,358,933.90 and 16,787,720.90

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Solution

The fourth proportional to 28,943,795.90, 43,358,933.90 and 16,787,720.90 is: 25,148,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,943,795.90 : 43,358,933.90 = 16,787,720.90 : x
  2. Step 2: Convert to fraction form
    28,943,795.90/43,358,933.90 = 16,787,720.90/x
  3. Step 3: Cross multiply
    28,943,795.90x = 43,358,933.90 × 16,787,720.90
  4. Step 4: Simplify right side
    28,943,795.90x = 727,897,680,534,015.25
  5. Step 5: Solve for x
    x = 727,897,680,534,015.25/28,943,795.90
  6. Step 6: Final answer
    x = 25,148,659.95

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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.