Home / 28,414,894.40-42,622,341.60-16,321,659.20

Finding the Fourth Proportional to 28,414,894.40, 42,622,341.60 and 16,321,659.20

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Solution

The fourth proportional to 28,414,894.40, 42,622,341.60 and 16,321,659.20 is: 24,482,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,414,894.40 : 42,622,341.60 = 16,321,659.20 : x
  2. Step 2: Convert to fraction form
    28,414,894.40/42,622,341.60 = 16,321,659.20/x
  3. Step 3: Cross multiply
    28,414,894.40x = 42,622,341.60 × 16,321,659.20
  4. Step 4: Simplify right side
    28,414,894.40x = 695,667,333,901,182.75
  5. Step 5: Solve for x
    x = 695,667,333,901,182.75/28,414,894.40
  6. Step 6: Final answer
    x = 24,482,488.80

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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.