Home / 18,103,524.80-27,155,287.20-10,450,774.40

Finding the Fourth Proportional to 18,103,524.80, 27,155,287.20 and 10,450,774.40

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Solution

The fourth proportional to 18,103,524.80, 27,155,287.20 and 10,450,774.40 is: 15,676,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103,524.80 : 27,155,287.20 = 10,450,774.40 : x
  2. Step 2: Convert to fraction form
    18,103,524.80/27,155,287.20 = 10,450,774.40/x
  3. Step 3: Cross multiply
    18,103,524.80x = 27,155,287.20 × 10,450,774.40
  4. Step 4: Simplify right side
    18,103,524.80x = 283,793,780,294,407.69
  5. Step 5: Solve for x
    x = 283,793,780,294,407.69/18,103,524.80
  6. Step 6: Final answer
    x = 15,676,161.60

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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.