Home / 29,168,756.12-40,253,695.08-16,116,855.86

Finding the Fourth Proportional to 29,168,756.12, 40,253,695.08 and 16,116,855.86

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Solution

The fourth proportional to 29,168,756.12, 40,253,695.08 and 16,116,855.86 is: 22,241,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168,756.12 : 40,253,695.08 = 16,116,855.86 : x
  2. Step 2: Convert to fraction form
    29,168,756.12/40,253,695.08 = 16,116,855.86/x
  3. Step 3: Cross multiply
    29,168,756.12x = 40,253,695.08 × 16,116,855.86
  4. Step 4: Simplify right side
    29,168,756.12x = 648,763,001,436,751.12
  5. Step 5: Solve for x
    x = 648,763,001,436,751.12/29,168,756.12
  6. Step 6: Final answer
    x = 22,241,709.55

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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.