Home / 14,201,818.76-21,255,790.20-12,925,629.56

Finding the Fourth Proportional to 14,201,818.76, 21,255,790.20 and 12,925,629.56

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Solution

The fourth proportional to 14,201,818.76, 21,255,790.20 and 12,925,629.56 is: 19,345,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201,818.76 : 21,255,790.20 = 12,925,629.56 : x
  2. Step 2: Convert to fraction form
    14,201,818.76/21,255,790.20 = 12,925,629.56/x
  3. Step 3: Cross multiply
    14,201,818.76x = 21,255,790.20 × 12,925,629.56
  4. Step 4: Simplify right side
    14,201,818.76x = 274,744,470,130,278.31
  5. Step 5: Solve for x
    x = 274,744,470,130,278.31/14,201,818.76
  6. Step 6: Final answer
    x = 19,345,724.29

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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.