Home / 27,221,403.70-40,832,105.55-12,104,859.70

Finding the Fourth Proportional to 27,221,403.70, 40,832,105.55 and 12,104,859.70

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Solution

The fourth proportional to 27,221,403.70, 40,832,105.55 and 12,104,859.70 is: 18,157,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221,403.70 : 40,832,105.55 = 12,104,859.70 : x
  2. Step 2: Convert to fraction form
    27,221,403.70/40,832,105.55 = 12,104,859.70/x
  3. Step 3: Cross multiply
    27,221,403.70x = 40,832,105.55 × 12,104,859.70
  4. Step 4: Simplify right side
    27,221,403.70x = 494,266,908,938,341.25
  5. Step 5: Solve for x
    x = 494,266,908,938,341.25/27,221,403.70
  6. Step 6: Final answer
    x = 18,157,289.55

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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.