Home / 14,095,482.80-21,143,224.20-12,359,879.60

Finding the Fourth Proportional to 14,095,482.80, 21,143,224.20 and 12,359,879.60

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Solution

The fourth proportional to 14,095,482.80, 21,143,224.20 and 12,359,879.60 is: 18,539,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,482.80 : 21,143,224.20 = 12,359,879.60 : x
  2. Step 2: Convert to fraction form
    14,095,482.80/21,143,224.20 = 12,359,879.60/x
  3. Step 3: Cross multiply
    14,095,482.80x = 21,143,224.20 × 12,359,879.60
  4. Step 4: Simplify right side
    14,095,482.80x = 261,327,705,467,806.31
  5. Step 5: Solve for x
    x = 261,327,705,467,806.31/14,095,482.80
  6. Step 6: Final answer
    x = 18,539,819.40

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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.