Home / 56,015,676.40-84,023,514.60-17,681,065.60

Finding the Fourth Proportional to 56,015,676.40, 84,023,514.60 and 17,681,065.60

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Solution

The fourth proportional to 56,015,676.40, 84,023,514.60 and 17,681,065.60 is: 26,521,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015,676.40 : 84,023,514.60 = 17,681,065.60 : x
  2. Step 2: Convert to fraction form
    56,015,676.40/84,023,514.60 = 17,681,065.60/x
  3. Step 3: Cross multiply
    56,015,676.40x = 84,023,514.60 × 17,681,065.60
  4. Step 4: Simplify right side
    56,015,676.40x = 1,485,625,273,585,157.75
  5. Step 5: Solve for x
    x = 1,485,625,273,585,157.75/56,015,676.40
  6. Step 6: Final answer
    x = 26,521,598.40

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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.