Home / 30,591,068.91-45,886,399.25-12,394,995.63

Finding the Fourth Proportional to 30,591,068.91, 45,886,399.25 and 12,394,995.63

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Solution

The fourth proportional to 30,591,068.91, 45,886,399.25 and 12,394,995.63 is: 18,592,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,591,068.91 : 45,886,399.25 = 12,394,995.63 : x
  2. Step 2: Convert to fraction form
    30,591,068.91/45,886,399.25 = 12,394,995.63/x
  3. Step 3: Cross multiply
    30,591,068.91x = 45,886,399.25 × 12,394,995.63
  4. Step 4: Simplify right side
    30,591,068.91x = 568,761,718,118,210.25
  5. Step 5: Solve for x
    x = 568,761,718,118,210.25/30,591,068.91
  6. Step 6: Final answer
    x = 18,592,410.74

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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.