Home / 19,030,666.21-26,261,651.46-10,328,663.68

Finding the Fourth Proportional to 19,030,666.21, 26,261,651.46 and 10,328,663.68

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Solution

The fourth proportional to 19,030,666.21, 26,261,651.46 and 10,328,663.68 is: 14,253,193.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030,666.21 : 26,261,651.46 = 10,328,663.68 : x
  2. Step 2: Convert to fraction form
    19,030,666.21/26,261,651.46 = 10,328,663.68/x
  3. Step 3: Cross multiply
    19,030,666.21x = 26,261,651.46 × 10,328,663.68
  4. Step 4: Simplify right side
    19,030,666.21x = 271,247,765,611,720.97
  5. Step 5: Solve for x
    x = 271,247,765,611,720.97/19,030,666.21
  6. Step 6: Final answer
    x = 14,253,193.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.