Home / 19,261,893.21-26,581,406.21-10,559,879.20

Finding the Fourth Proportional to 19,261,893.21, 26,581,406.21 and 10,559,879.20

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Solution

The fourth proportional to 19,261,893.21, 26,581,406.21 and 10,559,879.20 is: 14,572,629.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261,893.21 : 26,581,406.21 = 10,559,879.20 : x
  2. Step 2: Convert to fraction form
    19,261,893.21/26,581,406.21 = 10,559,879.20/x
  3. Step 3: Cross multiply
    19,261,893.21x = 26,581,406.21 × 10,559,879.20
  4. Step 4: Simplify right side
    19,261,893.21x = 280,696,438,490,930.41
  5. Step 5: Solve for x
    x = 280,696,438,490,930.41/19,261,893.21
  6. Step 6: Final answer
    x = 14,572,629.78

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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.