Home / 20,950,899.64-31,427,677.60-6,574,534.72

Finding the Fourth Proportional to 20,950,899.64, 31,427,677.60 and 6,574,534.72

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Solution

The fourth proportional to 20,950,899.64, 31,427,677.60 and 6,574,534.72 is: 9,862,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,899.64 : 31,427,677.60 = 6,574,534.72 : x
  2. Step 2: Convert to fraction form
    20,950,899.64/31,427,677.60 = 6,574,534.72/x
  3. Step 3: Cross multiply
    20,950,899.64x = 31,427,677.60 × 6,574,534.72
  4. Step 4: Simplify right side
    20,950,899.64x = 206,622,357,550,166.28
  5. Step 5: Solve for x
    x = 206,622,357,550,166.28/20,950,899.64
  6. Step 6: Final answer
    x = 9,862,218.86

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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.