Home / 8,728,770.45-13,092,347.82-4,116,699.18

Finding the Fourth Proportional to 8,728,770.45, 13,092,347.82 and 4,116,699.18

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Solution

The fourth proportional to 8,728,770.45, 13,092,347.82 and 4,116,699.18 is: 6,174,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,770.45 : 13,092,347.82 = 4,116,699.18 : x
  2. Step 2: Convert to fraction form
    8,728,770.45/13,092,347.82 = 4,116,699.18/x
  3. Step 3: Cross multiply
    8,728,770.45x = 13,092,347.82 × 4,116,699.18
  4. Step 4: Simplify right side
    8,728,770.45x = 53,897,257,534,868.79
  5. Step 5: Solve for x
    x = 53,897,257,534,868.79/8,728,770.45
  6. Step 6: Final answer
    x = 6,174,667.77

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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.