Home / 30,662,074.58-45,993,111.91-12,462,005.66

Finding the Fourth Proportional to 30,662,074.58, 45,993,111.91 and 12,462,005.66

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Solution

The fourth proportional to 30,662,074.58, 45,993,111.91 and 12,462,005.66 is: 18,693,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,662,074.58 : 45,993,111.91 = 12,462,005.66 : x
  2. Step 2: Convert to fraction form
    30,662,074.58/45,993,111.91 = 12,462,005.66/x
  3. Step 3: Cross multiply
    30,662,074.58x = 45,993,111.91 × 12,462,005.66
  4. Step 4: Simplify right side
    30,662,074.58x = 573,166,420,682,312.75
  5. Step 5: Solve for x
    x = 573,166,420,682,312.75/30,662,074.58
  6. Step 6: Final answer
    x = 18,693,008.50

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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.