Home / 30,236,455.80-45,354,683.70-11,060,839.80

Finding the Fourth Proportional to 30,236,455.80, 45,354,683.70 and 11,060,839.80

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Solution

The fourth proportional to 30,236,455.80, 45,354,683.70 and 11,060,839.80 is: 16,591,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236,455.80 : 45,354,683.70 = 11,060,839.80 : x
  2. Step 2: Convert to fraction form
    30,236,455.80/45,354,683.70 = 11,060,839.80/x
  3. Step 3: Cross multiply
    30,236,455.80x = 45,354,683.70 × 11,060,839.80
  4. Step 4: Simplify right side
    30,236,455.80x = 501,660,890,585,371.31
  5. Step 5: Solve for x
    x = 501,660,890,585,371.31/30,236,455.80
  6. Step 6: Final answer
    x = 16,591,259.70

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1.5x scale

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.