Home / 8,609,913-11,880,817.92-5,301,676.98

Finding the Fourth Proportional to 8,609,913, 11,880,817.92 and 5,301,676.98

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Solution

The fourth proportional to 8,609,913, 11,880,817.92 and 5,301,676.98 is: 7,315,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,913 : 11,880,817.92 = 5,301,676.98 : x
  2. Step 2: Convert to fraction form
    8,609,913/11,880,817.92 = 5,301,676.98/x
  3. Step 3: Cross multiply
    8,609,913x = 11,880,817.92 × 5,301,676.98
  4. Step 4: Simplify right side
    8,609,913x = 62,988,258,870,035.48
  5. Step 5: Solve for x
    x = 62,988,258,870,035.48/8,609,913
  6. Step 6: Final answer
    x = 7,315,783.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.