Home / 40,142,388.96-59,910,225.24-36,268,193.76

Finding the Fourth Proportional to 40,142,388.96, 59,910,225.24 and 36,268,193.76

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Solution

The fourth proportional to 40,142,388.96, 59,910,225.24 and 36,268,193.76 is: 54,128,209.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,142,388.96 : 59,910,225.24 = 36,268,193.76 : x
  2. Step 2: Convert to fraction form
    40,142,388.96/59,910,225.24 = 36,268,193.76/x
  3. Step 3: Cross multiply
    40,142,388.96x = 59,910,225.24 × 36,268,193.76
  4. Step 4: Simplify right side
    40,142,388.96x = 2,172,835,657,209,562.50
  5. Step 5: Solve for x
    x = 2,172,835,657,209,562.50/40,142,388.96
  6. Step 6: Final answer
    x = 54,128,209.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.