Home / 10,462,676.20-15,704,036.70-5,417,607.40

Finding the Fourth Proportional to 10,462,676.20, 15,704,036.70 and 5,417,607.40

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Solution

The fourth proportional to 10,462,676.20, 15,704,036.70 and 5,417,607.40 is: 8,131,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,462,676.20 : 15,704,036.70 = 5,417,607.40 : x
  2. Step 2: Convert to fraction form
    10,462,676.20/15,704,036.70 = 5,417,607.40/x
  3. Step 3: Cross multiply
    10,462,676.20x = 15,704,036.70 × 5,417,607.40
  4. Step 4: Simplify right side
    10,462,676.20x = 85,078,305,435,791.58
  5. Step 5: Solve for x
    x = 85,078,305,435,791.58/10,462,676.20
  6. Step 6: Final answer
    x = 8,131,600.73

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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.