Home / 12,599,370.12-18,883,701.36-6,530,756.16

Finding the Fourth Proportional to 12,599,370.12, 18,883,701.36 and 6,530,756.16

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Solution

The fourth proportional to 12,599,370.12, 18,883,701.36 and 6,530,756.16 is: 9,788,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,599,370.12 : 18,883,701.36 = 6,530,756.16 : x
  2. Step 2: Convert to fraction form
    12,599,370.12/18,883,701.36 = 6,530,756.16/x
  3. Step 3: Cross multiply
    12,599,370.12x = 18,883,701.36 × 6,530,756.16
  4. Step 4: Simplify right side
    12,599,370.12x = 123,324,848,980,420.38
  5. Step 5: Solve for x
    x = 123,324,848,980,420.38/12,599,370.12
  6. Step 6: Final answer
    x = 9,788,175.74

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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.