Home / 30,998,549.70-46,476,829.35-15,840,015.30

Finding the Fourth Proportional to 30,998,549.70, 46,476,829.35 and 15,840,015.30

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Solution

The fourth proportional to 30,998,549.70, 46,476,829.35 and 15,840,015.30 is: 23,749,294.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,998,549.70 : 46,476,829.35 = 15,840,015.30 : x
  2. Step 2: Convert to fraction form
    30,998,549.70/46,476,829.35 = 15,840,015.30/x
  3. Step 3: Cross multiply
    30,998,549.70x = 46,476,829.35 × 15,840,015.30
  4. Step 4: Simplify right side
    30,998,549.70x = 736,193,687,999,489.12
  5. Step 5: Solve for x
    x = 736,193,687,999,489.12/30,998,549.70
  6. Step 6: Final answer
    x = 23,749,294.57

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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.