Home / 19,929,010.80-29,893,516.20-17,409,586.80

Finding the Fourth Proportional to 19,929,010.80, 29,893,516.20 and 17,409,586.80

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Solution

The fourth proportional to 19,929,010.80, 29,893,516.20 and 17,409,586.80 is: 26,114,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929,010.80 : 29,893,516.20 = 17,409,586.80 : x
  2. Step 2: Convert to fraction form
    19,929,010.80/29,893,516.20 = 17,409,586.80/x
  3. Step 3: Cross multiply
    19,929,010.80x = 29,893,516.20 × 17,409,586.80
  4. Step 4: Simplify right side
    19,929,010.80x = 520,433,765,041,106.19
  5. Step 5: Solve for x
    x = 520,433,765,041,106.19/19,929,010.80
  6. Step 6: Final answer
    x = 26,114,380.20

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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.