Home / 15,480,524.40-23,245,572.60-12,311,998.80

Finding the Fourth Proportional to 15,480,524.40, 23,245,572.60 and 12,311,998.80

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Solution

The fourth proportional to 15,480,524.40, 23,245,572.60 and 12,311,998.80 is: 18,487,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480,524.40 : 23,245,572.60 = 12,311,998.80 : x
  2. Step 2: Convert to fraction form
    15,480,524.40/23,245,572.60 = 12,311,998.80/x
  3. Step 3: Cross multiply
    15,480,524.40x = 23,245,572.60 × 12,311,998.80
  4. Step 4: Simplify right side
    15,480,524.40x = 286,199,461,956,512.94
  5. Step 5: Solve for x
    x = 286,199,461,956,512.94/15,480,524.40
  6. Step 6: Final answer
    x = 18,487,711.05

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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.