Home / 22,765,431.87-31,415,926.82-12,452,064.75

Finding the Fourth Proportional to 22,765,431.87, 31,415,926.82 and 12,452,064.75

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Solution

The fourth proportional to 22,765,431.87, 31,415,926.82 and 12,452,064.75 is: 17,183,647.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765,431.87 : 31,415,926.82 = 12,452,064.75 : x
  2. Step 2: Convert to fraction form
    22,765,431.87/31,415,926.82 = 12,452,064.75/x
  3. Step 3: Cross multiply
    22,765,431.87x = 31,415,926.82 × 12,452,064.75
  4. Step 4: Simplify right side
    22,765,431.87x = 391,193,154,881,641.31
  5. Step 5: Solve for x
    x = 391,193,154,881,641.31/22,765,431.87
  6. Step 6: Final answer
    x = 17,183,647.43

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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.