Home / 30,662,076.83-45,993,115.28-12,462,007.91

Finding the Fourth Proportional to 30,662,076.83, 45,993,115.28 and 12,462,007.91

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Solution

The fourth proportional to 30,662,076.83, 45,993,115.28 and 12,462,007.91 is: 18,693,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,662,076.83 : 45,993,115.28 = 12,462,007.91 : x
  2. Step 2: Convert to fraction form
    30,662,076.83/45,993,115.28 = 12,462,007.91/x
  3. Step 3: Cross multiply
    30,662,076.83x = 45,993,115.28 × 12,462,007.91
  4. Step 4: Simplify right side
    30,662,076.83x = 573,166,566,226,091.25
  5. Step 5: Solve for x
    x = 573,166,566,226,091.25/30,662,076.83
  6. Step 6: Final answer
    x = 18,693,011.88

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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.