Home / 29,915,383.20-41,276,199.26-18,154,385.19

Finding the Fourth Proportional to 29,915,383.20, 41,276,199.26 and 18,154,385.19

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Solution

The fourth proportional to 29,915,383.20, 41,276,199.26 and 18,154,385.19 is: 25,048,785.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915,383.20 : 41,276,199.26 = 18,154,385.19 : x
  2. Step 2: Convert to fraction form
    29,915,383.20/41,276,199.26 = 18,154,385.19/x
  3. Step 3: Cross multiply
    29,915,383.20x = 41,276,199.26 × 18,154,385.19
  4. Step 4: Simplify right side
    29,915,383.20x = 749,344,020,454,461.12
  5. Step 5: Solve for x
    x = 749,344,020,454,461.12/29,915,383.20
  6. Step 6: Final answer
    x = 25,048,785.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.