Home / 12,620,435.24-18,932,610.14-5,333,925.66

Finding the Fourth Proportional to 12,620,435.24, 18,932,610.14 and 5,333,925.66

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Solution

The fourth proportional to 12,620,435.24, 18,932,610.14 and 5,333,925.66 is: 8,001,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,620,435.24 : 18,932,610.14 = 5,333,925.66 : x
  2. Step 2: Convert to fraction form
    12,620,435.24/18,932,610.14 = 5,333,925.66/x
  3. Step 3: Cross multiply
    12,620,435.24x = 18,932,610.14 × 5,333,925.66
  4. Step 4: Simplify right side
    12,620,435.24x = 100,985,135,036,522.20
  5. Step 5: Solve for x
    x = 100,985,135,036,522.20/12,620,435.24
  6. Step 6: Final answer
    x = 8,001,715.72

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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.