Home / 29,168,799.12-40,253,754.42-16,116,898.86

Finding the Fourth Proportional to 29,168,799.12, 40,253,754.42 and 16,116,898.86

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Solution

The fourth proportional to 29,168,799.12, 40,253,754.42 and 16,116,898.86 is: 22,241,768.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168,799.12 : 40,253,754.42 = 16,116,898.86 : x
  2. Step 2: Convert to fraction form
    29,168,799.12/40,253,754.42 = 16,116,898.86/x
  3. Step 3: Cross multiply
    29,168,799.12x = 40,253,754.42 × 16,116,898.86
  4. Step 4: Simplify right side
    29,168,799.12x = 648,765,688,722,418
  5. Step 5: Solve for x
    x = 648,765,688,722,418/29,168,799.12
  6. Step 6: Final answer
    x = 22,241,768.89

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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.