Home / 28,912,518.75-43,354,827.94-16,785,035.13

Finding the Fourth Proportional to 28,912,518.75, 43,354,827.94 and 16,785,035.13

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Solution

The fourth proportional to 28,912,518.75, 43,354,827.94 and 16,785,035.13 is: 25,169,453.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,912,518.75 : 43,354,827.94 = 16,785,035.13 : x
  2. Step 2: Convert to fraction form
    28,912,518.75/43,354,827.94 = 16,785,035.13/x
  3. Step 3: Cross multiply
    28,912,518.75x = 43,354,827.94 × 16,785,035.13
  4. Step 4: Simplify right side
    28,912,518.75x = 727,712,310,028,005.50
  5. Step 5: Solve for x
    x = 727,712,310,028,005.50/28,912,518.75
  6. Step 6: Final answer
    x = 25,169,453.98

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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.