Home / 30,184,044.58-45,275,101.52-12,685,872.16

Finding the Fourth Proportional to 30,184,044.58, 45,275,101.52 and 12,685,872.16

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Solution

The fourth proportional to 30,184,044.58, 45,275,101.52 and 12,685,872.16 is: 19,028,402.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184,044.58 : 45,275,101.52 = 12,685,872.16 : x
  2. Step 2: Convert to fraction form
    30,184,044.58/45,275,101.52 = 12,685,872.16/x
  3. Step 3: Cross multiply
    30,184,044.58x = 45,275,101.52 × 12,685,872.16
  4. Step 4: Simplify right side
    30,184,044.58x = 574,354,149,723,591.88
  5. Step 5: Solve for x
    x = 574,354,149,723,591.88/30,184,044.58
  6. Step 6: Final answer
    x = 19,028,402.52

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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.