Home / 30,460,193.46-45,690,445.70-10,265,610.42

Finding the Fourth Proportional to 30,460,193.46, 45,690,445.70 and 10,265,610.42

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Solution

The fourth proportional to 30,460,193.46, 45,690,445.70 and 10,265,610.42 is: 15,398,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,460,193.46 : 45,690,445.70 = 10,265,610.42 : x
  2. Step 2: Convert to fraction form
    30,460,193.46/45,690,445.70 = 10,265,610.42/x
  3. Step 3: Cross multiply
    30,460,193.46x = 45,690,445.70 × 10,265,610.42
  4. Step 4: Simplify right side
    30,460,193.46x = 469,040,315,472,364.25
  5. Step 5: Solve for x
    x = 469,040,315,472,364.25/30,460,193.46
  6. Step 6: Final answer
    x = 15,398,468.04

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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.